Directories
¶
| Path | Synopsis |
|---|---|
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archive
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tar
Package tar implements access to tar archives.
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Package tar implements access to tar archives. |
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zip
Package zip provides support for reading and writing ZIP archives.
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Package zip provides support for reading and writing ZIP archives. |
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Package bufio implements buffered I/O. It wraps an io.Reader or io.Writer object, creating another object (Reader or Writer) that also implements the interface but provides buffering and some help for textual I/O.
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Package bufio implements buffered I/O. It wraps an io.Reader or io.Writer object, creating another object (Reader or Writer) that also implements the interface but provides buffering and some help for textual I/O. |
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Package builtin provides documentation for Go's predeclared identifiers.
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Package builtin provides documentation for Go's predeclared identifiers. |
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Package bytes implements functions for the manipulation of byte slices.
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Package bytes implements functions for the manipulation of byte slices. |
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Package cmp provides types and functions related to comparing ordered values.
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Package cmp provides types and functions related to comparing ordered values. |
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compress
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bzip2
Package bzip2 implements bzip2 decompression.
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Package bzip2 implements bzip2 decompression. |
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flate
Package flate implements the DEFLATE compressed data format, described in RFC 1951.
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Package flate implements the DEFLATE compressed data format, described in RFC 1951. |
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gzip
Package gzip implements reading and writing of gzip format compressed files, as specified in RFC 1952.
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Package gzip implements reading and writing of gzip format compressed files, as specified in RFC 1952. |
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lzw
Package lzw implements the Lempel-Ziv-Welch compressed data format, described in T. A. Welch, “A Technique for High-Performance Data Compression”, Computer, 17(6) (June 1984), pp 8-19.
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Package lzw implements the Lempel-Ziv-Welch compressed data format, described in T. A. Welch, “A Technique for High-Performance Data Compression”, Computer, 17(6) (June 1984), pp 8-19. |
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zlib
Package zlib implements reading and writing of zlib format compressed data, as specified in RFC 1950.
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Package zlib implements reading and writing of zlib format compressed data, as specified in RFC 1950. |
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container
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heap
Package heap provides heap operations for any type that implements heap.Interface.
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Package heap provides heap operations for any type that implements heap.Interface. |
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list
Package list implements a doubly linked list.
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Package list implements a doubly linked list. |
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ring
Package ring implements operations on circular lists.
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Package ring implements operations on circular lists. |
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Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes.
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Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
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Package crypto collects common cryptographic constants.
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Package crypto collects common cryptographic constants. |
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aes
Package aes implements AES encryption (formerly Rijndael), as defined in U.S. Federal Information Processing Standards Publication 197.
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Package aes implements AES encryption (formerly Rijndael), as defined in U.S. Federal Information Processing Standards Publication 197. |
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cipher
Package cipher implements standard block cipher modes that can be wrapped around low-level block cipher implementations.
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Package cipher implements standard block cipher modes that can be wrapped around low-level block cipher implementations. |
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des
Package des implements the Data Encryption Standard (DES) and the Triple Data Encryption Algorithm (TDEA) as defined in U.S. Federal Information Processing Standards Publication 46-3.
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Package des implements the Data Encryption Standard (DES) and the Triple Data Encryption Algorithm (TDEA) as defined in U.S. Federal Information Processing Standards Publication 46-3. |
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dsa
Package dsa implements the Digital Signature Algorithm, as defined in FIPS 186-3.
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Package dsa implements the Digital Signature Algorithm, as defined in FIPS 186-3. |
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ecdh
Package ecdh implements Elliptic Curve Diffie-Hellman over NIST curves and Curve25519.
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Package ecdh implements Elliptic Curve Diffie-Hellman over NIST curves and Curve25519. |
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ecdsa
Package ecdsa implements the Elliptic Curve Digital Signature Algorithm, as defined in FIPS 186-4 and SEC 1, Version 2.0.
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Package ecdsa implements the Elliptic Curve Digital Signature Algorithm, as defined in FIPS 186-4 and SEC 1, Version 2.0. |
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ed25519
Package ed25519 implements the Ed25519 signature algorithm.
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Package ed25519 implements the Ed25519 signature algorithm. |
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elliptic
Package elliptic implements the standard NIST P-224, P-256, P-384, and P-521 elliptic curves over prime fields.
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Package elliptic implements the standard NIST P-224, P-256, P-384, and P-521 elliptic curves over prime fields. |
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hmac
Package hmac implements the Keyed-Hash Message Authentication Code (HMAC) as defined in U.S. Federal Information Processing Standards Publication 198.
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Package hmac implements the Keyed-Hash Message Authentication Code (HMAC) as defined in U.S. Federal Information Processing Standards Publication 198. |
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internal/alias
Package alias implements memory aliasing tests.
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Package alias implements memory aliasing tests. |
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internal/boring
Package boring provides access to BoringCrypto implementation functions.
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Package boring provides access to BoringCrypto implementation functions. |
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internal/boring/bcache
Package bcache implements a GC-friendly cache (see [Cache]) for BoringCrypto.
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Package bcache implements a GC-friendly cache (see [Cache]) for BoringCrypto. |
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internal/boring/sig
Package sig holds “code signatures” that can be called and will result in certain code sequences being linked into the final binary.
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Package sig holds “code signatures” that can be called and will result in certain code sequences being linked into the final binary. |
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internal/edwards25519
Package edwards25519 implements group logic for the twisted Edwards curve
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Package edwards25519 implements group logic for the twisted Edwards curve |
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internal/edwards25519/field
Package field implements fast arithmetic modulo 2^255-19.
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Package field implements fast arithmetic modulo 2^255-19. |
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internal/nistec
Package nistec implements the NIST P elliptic curves from FIPS 186-4.
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Package nistec implements the NIST P elliptic curves from FIPS 186-4. |
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internal/randutil
Package randutil contains internal randomness utilities for various crypto packages.
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Package randutil contains internal randomness utilities for various crypto packages. |
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md5
Package md5 implements the MD5 hash algorithm as defined in RFC 1321.
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Package md5 implements the MD5 hash algorithm as defined in RFC 1321. |
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rand
Package rand implements a cryptographically secure random number generator.
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Package rand implements a cryptographically secure random number generator. |
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rc4
Package rc4 implements RC4 encryption, as defined in Bruce Schneier's Applied Cryptography.
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Package rc4 implements RC4 encryption, as defined in Bruce Schneier's Applied Cryptography. |
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rsa
Package rsa implements RSA encryption as specified in PKCS #1 and RFC 8017.
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Package rsa implements RSA encryption as specified in PKCS #1 and RFC 8017. |
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sha1
Package sha1 implements the SHA-1 hash algorithm as defined in RFC 3174.
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Package sha1 implements the SHA-1 hash algorithm as defined in RFC 3174. |
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sha256
Package sha256 implements the SHA224 and SHA256 hash algorithms as defined in FIPS 180-4.
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Package sha256 implements the SHA224 and SHA256 hash algorithms as defined in FIPS 180-4. |
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sha512
Package sha512 implements the SHA-384, SHA-512, SHA-512/224, and SHA-512/256 hash algorithms as defined in FIPS 180-4.
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Package sha512 implements the SHA-384, SHA-512, SHA-512/224, and SHA-512/256 hash algorithms as defined in FIPS 180-4. |
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subtle
Package subtle implements functions that are often useful in cryptographic code but require careful thought to use correctly.
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Package subtle implements functions that are often useful in cryptographic code but require careful thought to use correctly. |
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tls
Package tls partially implements TLS 1.2, as specified in RFC 5246, and TLS 1.3, as specified in RFC 8446.
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Package tls partially implements TLS 1.2, as specified in RFC 5246, and TLS 1.3, as specified in RFC 8446. |
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x509
Package x509 implements a subset of the X.509 standard.
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Package x509 implements a subset of the X.509 standard. |
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x509/internal/macos
Package macOS provides cgo-less wrappers for Core Foundation and Security.framework, similarly to how package syscall provides access to libSystem.dylib.
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Package macOS provides cgo-less wrappers for Core Foundation and Security.framework, similarly to how package syscall provides access to libSystem.dylib. |
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x509/pkix
Package pkix contains shared, low level structures used for ASN.1 parsing and serialization of X.509 certificates, CRL and OCSP.
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Package pkix contains shared, low level structures used for ASN.1 parsing and serialization of X.509 certificates, CRL and OCSP. |
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database
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sql
Package sql provides a generic interface around SQL (or SQL-like) databases.
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Package sql provides a generic interface around SQL (or SQL-like) databases. |
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sql/driver
Package driver defines interfaces to be implemented by database drivers as used by package sql.
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Package driver defines interfaces to be implemented by database drivers as used by package sql. |
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debug
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buildinfo
Package buildinfo provides access to information embedded in a Go binary about how it was built.
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Package buildinfo provides access to information embedded in a Go binary about how it was built. |
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dwarf
Package dwarf provides access to DWARF debugging information loaded from executable files, as defined in the DWARF 2.0 Standard at http://dwarfstd.org/doc/dwarf-2.0.0.pdf.
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Package dwarf provides access to DWARF debugging information loaded from executable files, as defined in the DWARF 2.0 Standard at http://dwarfstd.org/doc/dwarf-2.0.0.pdf. |
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elf
Package elf implements access to ELF object files.
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Package elf implements access to ELF object files. |
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gosym
Package gosym implements access to the Go symbol and line number tables embedded in Go binaries generated by the gc compilers.
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Package gosym implements access to the Go symbol and line number tables embedded in Go binaries generated by the gc compilers. |
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macho
Package macho implements access to Mach-O object files.
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Package macho implements access to Mach-O object files. |
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pe
Package pe implements access to PE (Microsoft Windows Portable Executable) files.
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Package pe implements access to PE (Microsoft Windows Portable Executable) files. |
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plan9obj
Package plan9obj implements access to Plan 9 a.out object files.
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Package plan9obj implements access to Plan 9 a.out object files. |
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Package embed provides access to files embedded in the running Go program.
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Package embed provides access to files embedded in the running Go program. |
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Package encoding defines interfaces shared by other packages that convert data to and from byte-level and textual representations.
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Package encoding defines interfaces shared by other packages that convert data to and from byte-level and textual representations. |
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ascii85
Package ascii85 implements the ascii85 data encoding as used in the btoa tool and Adobe's PostScript and PDF document formats.
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Package ascii85 implements the ascii85 data encoding as used in the btoa tool and Adobe's PostScript and PDF document formats. |
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asn1
Package asn1 implements parsing of DER-encoded ASN.1 data structures, as defined in ITU-T Rec X.690.
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Package asn1 implements parsing of DER-encoded ASN.1 data structures, as defined in ITU-T Rec X.690. |
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base32
Package base32 implements base32 encoding as specified by RFC 4648.
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Package base32 implements base32 encoding as specified by RFC 4648. |
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base64
Package base64 implements base64 encoding as specified by RFC 4648.
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Package base64 implements base64 encoding as specified by RFC 4648. |
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binary
Package binary implements simple translation between numbers and byte sequences and encoding and decoding of varints.
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Package binary implements simple translation between numbers and byte sequences and encoding and decoding of varints. |
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csv
Package csv reads and writes comma-separated values (CSV) files.
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Package csv reads and writes comma-separated values (CSV) files. |
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gob
Package gob manages streams of gobs - binary values exchanged between an [Encoder] (transmitter) and a [Decoder] (receiver).
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Package gob manages streams of gobs - binary values exchanged between an [Encoder] (transmitter) and a [Decoder] (receiver). |
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hex
Package hex implements hexadecimal encoding and decoding.
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Package hex implements hexadecimal encoding and decoding. |
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json
Package json implements encoding and decoding of JSON as defined in RFC 7159.
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Package json implements encoding and decoding of JSON as defined in RFC 7159. |
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pem
Package pem implements the PEM data encoding, which originated in Privacy Enhanced Mail.
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Package pem implements the PEM data encoding, which originated in Privacy Enhanced Mail. |
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xml
Package xml implements a simple XML 1.0 parser that understands XML name spaces.
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Package xml implements a simple XML 1.0 parser that understands XML name spaces. |
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Package errors implements functions to manipulate errors.
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Package errors implements functions to manipulate errors. |
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Package expvar provides a standardized interface to public variables, such as operation counters in servers.
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Package expvar provides a standardized interface to public variables, such as operation counters in servers. |
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Package flag implements command-line flag parsing.
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Package flag implements command-line flag parsing. |
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Package fmt implements formatted I/O with functions analogous to C's printf and scanf.
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Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
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go
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ast
Package ast declares the types used to represent syntax trees for Go packages.
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Package ast declares the types used to represent syntax trees for Go packages. |
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build
Package build gathers information about Go packages.
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Package build gathers information about Go packages. |
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build/constraint
Package constraint implements parsing and evaluation of build constraint lines.
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Package constraint implements parsing and evaluation of build constraint lines. |
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constant
Package constant implements Values representing untyped Go constants and their corresponding operations.
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Package constant implements Values representing untyped Go constants and their corresponding operations. |
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doc
Package doc extracts source code documentation from a Go AST.
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Package doc extracts source code documentation from a Go AST. |
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doc/comment
Package comment implements parsing and reformatting of Go doc comments, (documentation comments), which are comments that immediately precede a top-level declaration of a package, const, func, type, or var.
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Package comment implements parsing and reformatting of Go doc comments, (documentation comments), which are comments that immediately precede a top-level declaration of a package, const, func, type, or var. |
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format
Package format implements standard formatting of Go source.
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Package format implements standard formatting of Go source. |
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importer
Package importer provides access to export data importers.
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Package importer provides access to export data importers. |
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internal/gccgoimporter
Package gccgoimporter implements Import for gccgo-generated object files.
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Package gccgoimporter implements Import for gccgo-generated object files. |
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internal/gcimporter
Package gcimporter implements Import for gc-generated object files.
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Package gcimporter implements Import for gc-generated object files. |
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internal/srcimporter
Package srcimporter implements importing directly from source files rather than installed packages.
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Package srcimporter implements importing directly from source files rather than installed packages. |
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parser
Package parser implements a parser for Go source files.
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Package parser implements a parser for Go source files. |
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printer
Package printer implements printing of AST nodes.
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Package printer implements printing of AST nodes. |
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scanner
Package scanner implements a scanner for Go source text.
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Package scanner implements a scanner for Go source text. |
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token
Package token defines constants representing the lexical tokens of the Go programming language and basic operations on tokens (printing, predicates).
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Package token defines constants representing the lexical tokens of the Go programming language and basic operations on tokens (printing, predicates). |
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types
Package types declares the data types and implements the algorithms for type-checking of Go packages.
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Package types declares the data types and implements the algorithms for type-checking of Go packages. |
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version
Package version provides operations on [Go versions] in [Go toolchain name syntax]: strings like "go1.20", "go1.21.0", "go1.22rc2", and "go1.23.4-bigcorp".
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Package version provides operations on [Go versions] in [Go toolchain name syntax]: strings like "go1.20", "go1.21.0", "go1.22rc2", and "go1.23.4-bigcorp". |
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Package hash provides interfaces for hash functions.
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Package hash provides interfaces for hash functions. |
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adler32
Package adler32 implements the Adler-32 checksum.
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Package adler32 implements the Adler-32 checksum. |
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crc32
Package crc32 implements the 32-bit cyclic redundancy check, or CRC-32, checksum.
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Package crc32 implements the 32-bit cyclic redundancy check, or CRC-32, checksum. |
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crc64
Package crc64 implements the 64-bit cyclic redundancy check, or CRC-64, checksum.
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Package crc64 implements the 64-bit cyclic redundancy check, or CRC-64, checksum. |
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fnv
Package fnv implements FNV-1 and FNV-1a, non-cryptographic hash functions created by Glenn Fowler, Landon Curt Noll, and Phong Vo.
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Package fnv implements FNV-1 and FNV-1a, non-cryptographic hash functions created by Glenn Fowler, Landon Curt Noll, and Phong Vo. |
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maphash
Package maphash provides hash functions on byte sequences.
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Package maphash provides hash functions on byte sequences. |
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Package html provides functions for escaping and unescaping HTML text.
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Package html provides functions for escaping and unescaping HTML text. |
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template
Package template (html/template) implements data-driven templates for generating HTML output safe against code injection.
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Package template (html/template) implements data-driven templates for generating HTML output safe against code injection. |
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Package image implements a basic 2-D image library.
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Package image implements a basic 2-D image library. |
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color
Package color implements a basic color library.
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Package color implements a basic color library. |
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color/palette
Package palette provides standard color palettes.
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Package palette provides standard color palettes. |
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draw
Package draw provides image composition functions.
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Package draw provides image composition functions. |
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gif
Package gif implements a GIF image decoder and encoder.
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Package gif implements a GIF image decoder and encoder. |
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internal/imageutil
Package imageutil contains code shared by image-related packages.
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Package imageutil contains code shared by image-related packages. |
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jpeg
Package jpeg implements a JPEG image decoder and encoder.
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Package jpeg implements a JPEG image decoder and encoder. |
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png
Package png implements a PNG image decoder and encoder.
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Package png implements a PNG image decoder and encoder. |
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index
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suffixarray
Package suffixarray implements substring search in logarithmic time using an in-memory suffix array.
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Package suffixarray implements substring search in logarithmic time using an in-memory suffix array. |
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internal
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bisect
Package bisect can be used by compilers and other programs to serve as a target for the bisect debugging tool.
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Package bisect can be used by compilers and other programs to serve as a target for the bisect debugging tool. |
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buildcfg
Package buildcfg provides access to the build configuration described by the current environment.
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Package buildcfg provides access to the build configuration described by the current environment. |
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cfg
Package cfg holds configuration shared by the Go command and internal/testenv.
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Package cfg holds configuration shared by the Go command and internal/testenv. |
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chacha8rand
Package chacha8rand implements a pseudorandom generator based on ChaCha8.
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Package chacha8rand implements a pseudorandom generator based on ChaCha8. |
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cpu
Package cpu implements processor feature detection used by the Go standard library.
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Package cpu implements processor feature detection used by the Go standard library. |
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dag
Package dag implements a language for expressing directed acyclic graphs.
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Package dag implements a language for expressing directed acyclic graphs. |
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fmtsort
Package fmtsort provides a general stable ordering mechanism for maps, on behalf of the fmt and text/template packages.
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Package fmtsort provides a general stable ordering mechanism for maps, on behalf of the fmt and text/template packages. |
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fuzz
Package fuzz provides common fuzzing functionality for tests built with "go test" and for programs that use fuzzing functionality in the testing package.
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Package fuzz provides common fuzzing functionality for tests built with "go test" and for programs that use fuzzing functionality in the testing package. |
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goarch
package goarch contains GOARCH-specific constants.
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package goarch contains GOARCH-specific constants. |
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godebug
Package godebug makes the settings in the $GODEBUG environment variable available to other packages.
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Package godebug makes the settings in the $GODEBUG environment variable available to other packages. |
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godebugs
Package godebugs provides a table of known GODEBUG settings, for use by a variety of other packages, including internal/godebug, runtime, runtime/metrics, and cmd/go/internal/load.
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Package godebugs provides a table of known GODEBUG settings, for use by a variety of other packages, including internal/godebug, runtime, runtime/metrics, and cmd/go/internal/load. |
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goexperiment
Package goexperiment implements support for toolchain experiments.
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Package goexperiment implements support for toolchain experiments. |
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goos
package goos contains GOOS-specific constants.
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package goos contains GOOS-specific constants. |
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gover
Package gover implements support for Go toolchain versions like 1.21.0 and 1.21rc1.
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Package gover implements support for Go toolchain versions like 1.21.0 and 1.21rc1. |
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intern
Package intern lets you make smaller comparable values by boxing a larger comparable value (such as a 16 byte string header) down into a globally unique 8 byte pointer.
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Package intern lets you make smaller comparable values by boxing a larger comparable value (such as a 16 byte string header) down into a globally unique 8 byte pointer. |
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lazyregexp
Package lazyregexp is a thin wrapper over regexp, allowing the use of global regexp variables without forcing them to be compiled at init.
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Package lazyregexp is a thin wrapper over regexp, allowing the use of global regexp variables without forcing them to be compiled at init. |
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lazytemplate
Package lazytemplate is a thin wrapper over text/template, allowing the use of global template variables without forcing them to be parsed at init.
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Package lazytemplate is a thin wrapper over text/template, allowing the use of global template variables without forcing them to be parsed at init. |
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nettrace
Package nettrace contains internal hooks for tracing activity in the net package.
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Package nettrace contains internal hooks for tracing activity in the net package. |
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obscuretestdata
Package obscuretestdata contains functionality used by tests to more easily work with testdata that must be obscured primarily due to golang.org/issue/34986.
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Package obscuretestdata contains functionality used by tests to more easily work with testdata that must be obscured primarily due to golang.org/issue/34986. |
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oserror
Package oserror defines errors values used in the os package.
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Package oserror defines errors values used in the os package. |
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pkgbits
Package pkgbits implements low-level coding abstractions for Unified IR's export data format.
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Package pkgbits implements low-level coding abstractions for Unified IR's export data format. |
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poll
Package poll supports non-blocking I/O on file descriptors with polling.
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Package poll supports non-blocking I/O on file descriptors with polling. |
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profile
Package profile provides a representation of github.com/google/pprof/proto/profile.proto and methods to encode/decode/merge profiles in this format.
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Package profile provides a representation of github.com/google/pprof/proto/profile.proto and methods to encode/decode/merge profiles in this format. |
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race
Package race contains helper functions for manually instrumenting code for the race detector.
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Package race contains helper functions for manually instrumenting code for the race detector. |
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reflectlite
Package reflectlite implements lightweight version of reflect, not using any package except for "runtime", "unsafe", and "internal/abi"
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Package reflectlite implements lightweight version of reflect, not using any package except for "runtime", "unsafe", and "internal/abi" |
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safefilepath
Package safefilepath manipulates operating-system file paths.
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Package safefilepath manipulates operating-system file paths. |
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saferio
Package saferio provides I/O functions that avoid allocating large amounts of memory unnecessarily.
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Package saferio provides I/O functions that avoid allocating large amounts of memory unnecessarily. |
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singleflight
Package singleflight provides a duplicate function call suppression mechanism.
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Package singleflight provides a duplicate function call suppression mechanism. |
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syscall/windows/registry
Package registry provides access to the Windows registry.
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Package registry provides access to the Windows registry. |
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syscall/windows/sysdll
Package sysdll is an internal leaf package that records and reports which Windows DLL names are used by Go itself.
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Package sysdll is an internal leaf package that records and reports which Windows DLL names are used by Go itself. |
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sysinfo
Package sysinfo implements high level hardware information gathering that can be used for debugging or information purposes.
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Package sysinfo implements high level hardware information gathering that can be used for debugging or information purposes. |
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testenv
Package testenv provides information about what functionality is available in different testing environments run by the Go team.
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Package testenv provides information about what functionality is available in different testing environments run by the Go team. |
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testlog
Package testlog provides a back-channel communication path between tests and package os, so that cmd/go can see which environment variables and files a test consults.
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Package testlog provides a back-channel communication path between tests and package os, so that cmd/go can see which environment variables and files a test consults. |
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testpty
Package testpty is a simple pseudo-terminal package for Unix systems, implemented by calling C functions via cgo.
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Package testpty is a simple pseudo-terminal package for Unix systems, implemented by calling C functions via cgo. |
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trace/traceviewer/format
Package traceviewer provides definitions of the JSON data structures used by the Chrome trace viewer.
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Package traceviewer provides definitions of the JSON data structures used by the Chrome trace viewer. |
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trace/v2/raw
Package raw provides an interface to interpret and emit Go execution traces.
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Package raw provides an interface to interpret and emit Go execution traces. |
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txtar
Package txtar implements a trivial text-based file archive format.
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Package txtar implements a trivial text-based file archive format. |
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unsafeheader
Package unsafeheader contains header declarations for the Go runtime's slice and string implementations.
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Package unsafeheader contains header declarations for the Go runtime's slice and string implementations. |
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xcoff
Package xcoff implements access to XCOFF (Extended Common Object File Format) files.
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Package xcoff implements access to XCOFF (Extended Common Object File Format) files. |
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zstd
Package zstd provides a decompressor for zstd streams, described in RFC 8878.
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Package zstd provides a decompressor for zstd streams, described in RFC 8878. |
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Package io provides basic interfaces to I/O primitives.
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Package io provides basic interfaces to I/O primitives. |
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fs
Package fs defines basic interfaces to a file system.
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Package fs defines basic interfaces to a file system. |
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ioutil
Package ioutil implements some I/O utility functions.
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Package ioutil implements some I/O utility functions. |
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Package log implements a simple logging package.
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Package log implements a simple logging package. |
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internal
Package internal contains definitions used by both log and log/slog.
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Package internal contains definitions used by both log and log/slog. |
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slog
Package slog provides structured logging, in which log records include a message, a severity level, and various other attributes expressed as key-value pairs.
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Package slog provides structured logging, in which log records include a message, a severity level, and various other attributes expressed as key-value pairs. |
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slog/internal/benchmarks
Package benchmarks contains benchmarks for slog.
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Package benchmarks contains benchmarks for slog. |
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slog/internal/buffer
Package buffer provides a pool-allocated byte buffer.
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Package buffer provides a pool-allocated byte buffer. |
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slog/internal/slogtest
Package slogtest contains support functions for testing slog.
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Package slogtest contains support functions for testing slog. |
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syslog
Package syslog provides a simple interface to the system log service.
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Package syslog provides a simple interface to the system log service. |
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Package maps defines various functions useful with maps of any type.
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Package maps defines various functions useful with maps of any type. |
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Package math provides basic constants and mathematical functions.
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Package math provides basic constants and mathematical functions. |
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big
Package big implements arbitrary-precision arithmetic (big numbers).
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Package big implements arbitrary-precision arithmetic (big numbers). |
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bits
Package bits implements bit counting and manipulation functions for the predeclared unsigned integer types.
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Package bits implements bit counting and manipulation functions for the predeclared unsigned integer types. |
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cmplx
Package cmplx provides basic constants and mathematical functions for complex numbers.
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Package cmplx provides basic constants and mathematical functions for complex numbers. |
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rand
Package rand implements pseudo-random number generators suitable for tasks such as simulation, but it should not be used for security-sensitive work.
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Package rand implements pseudo-random number generators suitable for tasks such as simulation, but it should not be used for security-sensitive work. |
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rand/v2
Package rand implements pseudo-random number generators suitable for tasks such as simulation, but it should not be used for security-sensitive work.
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Package rand implements pseudo-random number generators suitable for tasks such as simulation, but it should not be used for security-sensitive work. |
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Package mime implements parts of the MIME spec.
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Package mime implements parts of the MIME spec. |
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multipart
Package multipart implements MIME multipart parsing, as defined in RFC 2046.
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Package multipart implements MIME multipart parsing, as defined in RFC 2046. |
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quotedprintable
Package quotedprintable implements quoted-printable encoding as specified by RFC 2045.
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Package quotedprintable implements quoted-printable encoding as specified by RFC 2045. |
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Package net provides a portable interface for network I/O, including TCP/IP, UDP, domain name resolution, and Unix domain sockets.
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Package net provides a portable interface for network I/O, including TCP/IP, UDP, domain name resolution, and Unix domain sockets. |
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http
Package http provides HTTP client and server implementations.
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Package http provides HTTP client and server implementations. |
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http/cgi
Package cgi implements CGI (Common Gateway Interface) as specified in RFC 3875.
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Package cgi implements CGI (Common Gateway Interface) as specified in RFC 3875. |
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http/cookiejar
Package cookiejar implements an in-memory RFC 6265-compliant http.CookieJar.
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Package cookiejar implements an in-memory RFC 6265-compliant http.CookieJar. |
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http/fcgi
Package fcgi implements the FastCGI protocol.
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Package fcgi implements the FastCGI protocol. |
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http/httptest
Package httptest provides utilities for HTTP testing.
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Package httptest provides utilities for HTTP testing. |
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http/httptrace
Package httptrace provides mechanisms to trace the events within HTTP client requests.
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Package httptrace provides mechanisms to trace the events within HTTP client requests. |
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http/httputil
Package httputil provides HTTP utility functions, complementing the more common ones in the net/http package.
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Package httputil provides HTTP utility functions, complementing the more common ones in the net/http package. |
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http/internal
Package internal contains HTTP internals shared by net/http and net/http/httputil.
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Package internal contains HTTP internals shared by net/http and net/http/httputil. |
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http/internal/testcert
Package testcert contains a test-only localhost certificate.
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Package testcert contains a test-only localhost certificate. |
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http/pprof
Package pprof serves via its HTTP server runtime profiling data in the format expected by the pprof visualization tool.
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Package pprof serves via its HTTP server runtime profiling data in the format expected by the pprof visualization tool. |
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internal/socktest
Package socktest provides utilities for socket testing.
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Package socktest provides utilities for socket testing. |
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mail
Package mail implements parsing of mail messages.
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Package mail implements parsing of mail messages. |
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netip
Package netip defines an IP address type that's a small value type.
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Package netip defines an IP address type that's a small value type. |
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rpc
Package rpc provides access to the exported methods of an object across a network or other I/O connection.
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Package rpc provides access to the exported methods of an object across a network or other I/O connection. |
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rpc/jsonrpc
Package jsonrpc implements a JSON-RPC 1.0 ClientCodec and ServerCodec for the rpc package.
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Package jsonrpc implements a JSON-RPC 1.0 ClientCodec and ServerCodec for the rpc package. |
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smtp
Package smtp implements the Simple Mail Transfer Protocol as defined in RFC 5321.
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Package smtp implements the Simple Mail Transfer Protocol as defined in RFC 5321. |
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textproto
Package textproto implements generic support for text-based request/response protocols in the style of HTTP, NNTP, and SMTP.
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Package textproto implements generic support for text-based request/response protocols in the style of HTTP, NNTP, and SMTP. |
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url
Package url parses URLs and implements query escaping.
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Package url parses URLs and implements query escaping. |
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Package os provides a platform-independent interface to operating system functionality.
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Package os provides a platform-independent interface to operating system functionality. |
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exec
Package exec runs external commands.
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Package exec runs external commands. |
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exec/internal/fdtest
Package fdtest provides test helpers for working with file descriptors across exec.
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Package fdtest provides test helpers for working with file descriptors across exec. |
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signal
Package signal implements access to incoming signals.
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Package signal implements access to incoming signals. |
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user
Package user allows user account lookups by name or id.
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Package user allows user account lookups by name or id. |
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Package path implements utility routines for manipulating slash-separated paths.
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Package path implements utility routines for manipulating slash-separated paths. |
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filepath
Package filepath implements utility routines for manipulating filename paths in a way compatible with the target operating system-defined file paths.
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Package filepath implements utility routines for manipulating filename paths in a way compatible with the target operating system-defined file paths. |
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Package plugin implements loading and symbol resolution of Go plugins.
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Package plugin implements loading and symbol resolution of Go plugins. |
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Package reflect implements run-time reflection, allowing a program to manipulate objects with arbitrary types.
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Package reflect implements run-time reflection, allowing a program to manipulate objects with arbitrary types. |
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Package regexp implements regular expression search.
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Package regexp implements regular expression search. |
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syntax
Package syntax parses regular expressions into parse trees and compiles parse trees into programs.
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Package syntax parses regular expressions into parse trees and compiles parse trees into programs. |
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Package runtime contains operations that interact with Go's runtime system, such as functions to control goroutines.
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Package runtime contains operations that interact with Go's runtime system, such as functions to control goroutines. |
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cgo
Package cgo contains runtime support for code generated by the cgo tool.
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Package cgo contains runtime support for code generated by the cgo tool. |
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debug
Package debug contains facilities for programs to debug themselves while they are running.
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Package debug contains facilities for programs to debug themselves while they are running. |
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internal/atomic
Package atomic provides atomic operations, independent of sync/atomic, to the runtime.
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Package atomic provides atomic operations, independent of sync/atomic, to the runtime. |
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internal/startlinetest
Package startlinetest contains helpers for runtime_test.TestStartLineAsm.
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Package startlinetest contains helpers for runtime_test.TestStartLineAsm. |
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internal/sys
package sys contains system- and configuration- and architecture-specific constants used by the runtime.
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package sys contains system- and configuration- and architecture-specific constants used by the runtime. |
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internal/syscall
Package syscall provides the syscall primitives required for the runtime.
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Package syscall provides the syscall primitives required for the runtime. |
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metrics
Package metrics provides a stable interface to access implementation-defined metrics exported by the Go runtime.
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Package metrics provides a stable interface to access implementation-defined metrics exported by the Go runtime. |
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pprof
Package pprof writes runtime profiling data in the format expected by the pprof visualization tool.
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Package pprof writes runtime profiling data in the format expected by the pprof visualization tool. |
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race
Package race implements data race detection logic.
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Package race implements data race detection logic. |
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trace
Package trace contains facilities for programs to generate traces for the Go execution tracer.
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Package trace contains facilities for programs to generate traces for the Go execution tracer. |
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Package slices defines various functions useful with slices of any type.
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Package slices defines various functions useful with slices of any type. |
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Package sort provides primitives for sorting slices and user-defined collections.
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Package sort provides primitives for sorting slices and user-defined collections. |
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Package strconv implements conversions to and from string representations of basic data types.
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Package strconv implements conversions to and from string representations of basic data types. |
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Package strings implements simple functions to manipulate UTF-8 encoded strings.
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Package strings implements simple functions to manipulate UTF-8 encoded strings. |
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Package sync provides basic synchronization primitives such as mutual exclusion locks.
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Package sync provides basic synchronization primitives such as mutual exclusion locks. |
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atomic
Package atomic provides low-level atomic memory primitives useful for implementing synchronization algorithms.
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Package atomic provides low-level atomic memory primitives useful for implementing synchronization algorithms. |
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Package syscall contains an interface to the low-level operating system primitives.
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Package syscall contains an interface to the low-level operating system primitives. |
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js
Package js gives access to the WebAssembly host environment when using the js/wasm architecture.
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Package js gives access to the WebAssembly host environment when using the js/wasm architecture. |
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Package testing provides support for automated testing of Go packages.
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Package testing provides support for automated testing of Go packages. |
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fstest
Package fstest implements support for testing implementations and users of file systems.
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Package fstest implements support for testing implementations and users of file systems. |
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internal/testdeps
Package testdeps provides access to dependencies needed by test execution.
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Package testdeps provides access to dependencies needed by test execution. |
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iotest
Package iotest implements Readers and Writers useful mainly for testing.
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Package iotest implements Readers and Writers useful mainly for testing. |
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quick
Package quick implements utility functions to help with black box testing.
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Package quick implements utility functions to help with black box testing. |
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slogtest
Package slogtest implements support for testing implementations of log/slog.Handler.
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Package slogtest implements support for testing implementations of log/slog.Handler. |
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text
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scanner
Package scanner provides a scanner and tokenizer for UTF-8-encoded text.
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Package scanner provides a scanner and tokenizer for UTF-8-encoded text. |
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tabwriter
Package tabwriter implements a write filter (tabwriter.Writer) that translates tabbed columns in input into properly aligned text.
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Package tabwriter implements a write filter (tabwriter.Writer) that translates tabbed columns in input into properly aligned text. |
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template
Package template implements data-driven templates for generating textual output.
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Package template implements data-driven templates for generating textual output. |
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template/parse
Package parse builds parse trees for templates as defined by text/template and html/template.
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Package parse builds parse trees for templates as defined by text/template and html/template. |
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Package time provides functionality for measuring and displaying time.
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Package time provides functionality for measuring and displaying time. |
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tzdata
Package tzdata provides an embedded copy of the timezone database.
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Package tzdata provides an embedded copy of the timezone database. |
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Package unicode provides data and functions to test some properties of Unicode code points.
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Package unicode provides data and functions to test some properties of Unicode code points. |
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utf16
Package utf16 implements encoding and decoding of UTF-16 sequences.
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Package utf16 implements encoding and decoding of UTF-16 sequences. |
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utf8
Package utf8 implements functions and constants to support text encoded in UTF-8.
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Package utf8 implements functions and constants to support text encoded in UTF-8. |
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Package unsafe contains operations that step around the type safety of Go programs.
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Package unsafe contains operations that step around the type safety of Go programs. |
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