tool2

package module
v0.0.0-...-8541d41 Latest Latest
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 Go to latest Published: Jul 8, 2021 License: Apache-2.0 Imports: 30 Imported by: 0

README

tool2

golang 常用工具函数

Documentation

Index

Constants

View Source 
const (
	UTF8    = Charset("UTF-8")
	GB18030 = Charset("GB18030")
)
View Source 
const (
	POST = "POST"
	GET  = "GET"
)
View Source 
const LayoutDate = "2006-01-02"
View Source 
const LayoutTime = "2006-01-02 15:04:05"

Variables

This section is empty.

Functions

func NewPool 

func NewPool() *workerPool

创建协程池

Types

type Browser 

type Browser struct {
}

func NewBrowser 

func NewBrowser() *Browser

func (*Browser) OpenUrl 

func (*Browser) OpenUrl(url string) (err error)

打开网页

type Bytes 

type Bytes struct {
}

func NewBytes 

func NewBytes() *Bytes

func (*Bytes) ToStr 

func (*Bytes) ToStr(b []byte) string

byte转字符串

func (*Bytes) ToStrByCharset 

func (*Bytes) ToStrByCharset(byte []byte, charset Charset) (ret string)

byte转字符串指定字符集

type Charset 

type Charset string

type Command 

type Command struct {
}

func NewCmd 

func NewCmd() *Command

func (*Command) Exec 

func (obj *Command) Exec(commName string, arg ...string) (string, error)

执行命令并返回结果

func (*Command) ExecGrep 

func (obj *Command) ExecGrep(commName string, arg ...string) (string, error)

func (*Command) ExecPipe 

func (obj *Command) ExecPipe(commName string, arg ...string) error

执行命令并直接输出结果

func (*Command) FlagBool 

func (*Command) FlagBool(name string, value bool, usage string) bool

解析命令行bool参数

func (*Command) FlagFloat64 

func (*Command) FlagFloat64(name string, value int64, usage string) float64

解析命令行int64参数

func (*Command) FlagInt 

func (*Command) FlagInt(name string, value int, usage string) int

解析命令行int参数

func (*Command) FlagInt64 

func (*Command) FlagInt64(name string, value int64, usage string) int64

解析命令行int64参数

func (*Command) FlagString 

func (*Command) FlagString(name, value, usage string) string

解析命令行字符串参数

type File 

type File struct {
}

func NewFile 

func NewFile() *File

func (*File) AppendWriteFile 

func (*File) AppendWriteFile(filePath string, body []byte) (writerLen int, err error)

追加写入

func (*File) CreateFile 

func (*File) CreateFile(filePath string, body []byte) (writerLen int64, err error)

覆盖写入文件

func (*File) CreateFileByNot 

func (obj *File) CreateFileByNot(filePath string) error

如果文件夹不存在，则递归创建文件夹

func (*File) FileSize 

func (*File) FileSize(file string) int64

获取文件大小

func (*File) IsBinary 

func (*File) IsBinary(content string) bool

IsBinary determines whether the specified content is a binary file content.

func (*File) IsExist 

func (*File) IsExist(path string) bool

判断所给路径文件/文件夹是否存在

func (*File) ReadAll 

func (*File) ReadAll(fielPath string) ([]byte, error)

一次性读取文件所有内容

func (*File) ReadAllOnLine 

func (*File) ReadAllOnLine(fielPath string, callBak func(row string) bool)

一次性加载文件，按行读取

func (*File) ReadOnLine 

func (*File) ReadOnLine(fielPath string, callBak func(row string) bool)

逐行读取文件

func (File) WriteFileSafer 

func (File) WriteFileSafer(writePath string, data []byte, perm os.FileMode) error

WriteFileSafer writes the data to a temp file and atomically move if everything else succeeds.

type Folder 

type Folder struct {
}

func NewFolder 

func NewFolder() *Folder

func (*Folder) IsDir 

func (*Folder) IsDir(path string) bool

func (*Folder) ReadDirs 

func (*Folder) ReadDirs(dir string) ([]string, error)

读取目录中的目录

func (*Folder) ReadFiles 

func (*Folder) ReadFiles(dir string) (fileList []os.FileInfo, err error)

获取当前文件夹中的所有文件

func (*Folder) ReadFilesByOrderNum 

func (*Folder) ReadFilesByOrderNum(dir string) (fileList []string, err error)

读取目录文件并按文件名中的数字排序

func (*Folder) ReadFilesToStr 

func (*Folder) ReadFilesToStr(dir string) (fileList []string, err error)

获取当前文件夹中的所有文件

type Grab 

type Grab struct {
}

func NewGrab 

func NewGrab() *Grab

func (*Grab) Fetch 

func (obj *Grab) Fetch(url string) (doc *goquery.Document, err error)

请求url获取文档对象

func (*Grab) FindList 

func (obj *Grab) FindList(url, find string, callBack func(i int, list *goquery.Selection)) error

获取url查找内容列表

func (*Grab) FindOne 

func (obj *Grab) FindOne(url, find string, callBack func(sel *goquery.Selection)) error

获取url查找第一个内容

type Http 

type Http struct {
}

func NewHttp 

func NewHttp() *Http

func (*Http) DownloadFile 

func (obj *Http) DownloadFile(url, savePath string) (string, error)

* 下载文件 url：下载地址 savePath：保存路径(包含文件名)

func (*Http) Get 

func (obj *Http) Get(url string, data map[string]interface{}, header map[string]string) ([]byte, error)

http get请求

func (*Http) GetUrlBody 

func (*Http) GetUrlBody(url string) ([]byte, error)

* 获取url返回的内容

func (*Http) GetUrlRedirect 

func (*Http) GetUrlRedirect(url string) (*url.URL, error)

* 获取Url地址重写向地址

func (*Http) Post 

func (obj *Http) Post(url string, data map[string]interface{}, header map[string]string) ([]byte, error)

http post请求

func (*Http) Request 

func (obj *Http) Request(method, requestUrl string, data map[string]interface{}, header map[string]string) ([]byte, error)

http 通用请求

type Json 

type Json struct {
}

func NewJson 

func NewJson() *Json

func (*Json) MarshalIndentJSON 

func (*Json) MarshalIndentJSON(v interface{}, prefix, indent string) ([]byte, error)

func (*Json) MarshalJSON 

func (*Json) MarshalJSON(v interface{}) ([]byte, error)

func (*Json) UnmarshalJSON 

func (*Json) UnmarshalJSON(data []byte, v interface{}) error

type Map 

type Map struct {
}

func NewMap 

func NewMap() *Map

func (*Map) Int64BoolToKeys 

func (*Map) Int64BoolToKeys(req map[int64]bool) (res []int64)

func (*Map) Int64Int64ToKeys 

func (*Map) Int64Int64ToKeys(req map[int64]int64) (res []int64)

func (*Map) Int64Int64ToValues 

func (*Map) Int64Int64ToValues(req map[int64]int64) (res []int64)

func (*Map) Int64StrToKeys 

func (*Map) Int64StrToKeys(req map[int64]string) (res []int64)

func (*Map) Int64StrToValues 

func (*Map) Int64StrToValues(req map[int64]string) (res []string)

func (*Map) IntBoolToKeys 

func (*Map) IntBoolToKeys(req map[int]bool) (res []int)

func (*Map) IntIntToKeys 

func (*Map) IntIntToKeys(req map[int]int) (res []int)

func (*Map) IntIntToValues 

func (*Map) IntIntToValues(req map[int]int) (res []int)

func (*Map) IntStrToKeys 

func (*Map) IntStrToKeys(req map[int]string) (res []int)

func (*Map) IntStrToValues 

func (*Map) IntStrToValues(req map[int]string) (res []string)

func (*Map) StrBoolToKeys 

func (*Map) StrBoolToKeys(req map[string]bool) (res []string)

func (*Map) StrInt64ToKeys 

func (*Map) StrInt64ToKeys(req map[string]int64) (res []string)

func (*Map) StrInt64ToValues 

func (*Map) StrInt64ToValues(req map[string]int64) (res []int64)

func (*Map) StrIntToKeys 

func (*Map) StrIntToKeys(req map[string]int) (res []string)

func (*Map) StrIntToValues 

func (*Map) StrIntToValues(req map[string]int) (res []int)

func (*Map) StrStrToKeys 

func (*Map) StrStrToKeys(req map[string]string) (res []string)

func (*Map) StrStrToValues 

func (*Map) StrStrToValues(req map[string]string) (res []string)

type Net 

type Net struct {
}

func NewNet 

func NewNet() *Net

func (*Net) LocalIP 

func (*Net) LocalIP() (string, error)

func (*Net) LocalMac 

func (*Net) LocalMac() (string, error)

func (*Net) TcpGather 

func (*Net) TcpGather(ip, port string) bool

tcp端口检测

type Num 

type Num struct {
}

func NewNum 

func NewNum() *Num

func (*Num) FloatDecimal 

func (*Num) FloatDecimal(num float64) float64

fload64保留两位小数

func (*Num) FloatToInt64 

func (*Num) FloatToInt64(num float64, retain int) int64

* num: 数字 retain：保留位数，精度

func (*Num) FloatToStr 

func (*Num) FloatToStr(f float64) string

float转字符串 'b' (-ddddp±ddd，二进制指数) 'e' (-d.dddde±dd，十进制指数) 'E' (-d.ddddE±dd，十进制指数) 'f' (-ddd.dddd，没有指数) 'g' ('e':大指数，'f':其它情况) 'G' ('E':大指数，'f':其它情况)

func (*Num) Int64ToDateStr 

func (*Num) Int64ToDateStr(i int64) string

时间戳转日期字符串

func (*Num) Int64ToFloat64 

func (*Num) Int64ToFloat64(num int64, retain int) float64

* num: 数字 retain：保留位数，精度

func (*Num) Int64ToStr 

func (*Num) Int64ToStr(i int64) string

int64转字符串

func (*Num) Int64ToTimeStr 

func (*Num) Int64ToTimeStr(i int64) string

时间戳转时间字符串

func (*Num) IntToStr 

func (*Num) IntToStr(i int) string

int转字符串

func (*Num) MaxFloat 

func (*Num) MaxFloat(a, b float64) float64

FLOAT最大值

func (*Num) MaxInt 

func (*Num) MaxInt(a, b int) int

INT最大值

func (*Num) MaxInt64 

func (*Num) MaxInt64(a, b int64) int64

INT64最大值

func (*Num) MinFloat 

func (*Num) MinFloat(a, b float64) float64

FLOAT最小值

func (*Num) MinInt 

func (*Num) MinInt(a, b int) int

INT最小值

func (*Num) MinInt64 

func (*Num) MinInt64(a, b int64) int64

INT64最小值

type OS 

type OS struct {
}

func NewOS 

func NewOS() *OS

func (*OS) Home 

func (obj *OS) Home() (string, error)

func (*OS) IsDarwin 

func (*OS) IsDarwin() bool

IsDarwin

func (*OS) IsLinux 

func (*OS) IsLinux() bool

IsLinux

func (*OS) IsWindows 

func (*OS) IsWindows() bool

IsWindows

func (*OS) Pwd 

func (*OS) Pwd() string

Pwd

type Rand 

type Rand struct {
}

func NewRand 

func NewRand() *Rand

func (*Rand) RandRange 

func (*Rand) RandRange(min, max int) int

返回范围内随机数

func (*Rand) String 

func (*Rand) String(length int) string

String returns a random string ['a', 'z'] and ['0', '9'] in the specified length.

type Slice 

type Slice struct {
}

func NewSlice 

func NewSlice() *Slice

func (*Slice) Int64ToMap 

func (*Slice) Int64ToMap(req []int64) (res map[int64]bool)

func (*Slice) Int64ToSql 

func (*Slice) Int64ToSql(req []int64) (query []string, args []int64)

func (*Slice) Int64ToStr 

func (*Slice) Int64ToStr(req []int64) (res []string)

func (*Slice) IntToMap 

func (*Slice) IntToMap(req []int) (res map[int]bool)

func (*Slice) IntToSql 

func (*Slice) IntToSql(req []int) (query []string, args []int)

func (*Slice) IntToStr 

func (*Slice) IntToStr(req []int) (res []string)

func (*Slice) StrToInt64 

func (*Slice) StrToInt64(req []string) (res []int64)

func (*Slice) StrToMap 

func (*Slice) StrToMap(req []string) (res map[string]bool)

func (*Slice) StrToSql 

func (*Slice) StrToSql(req []string) (query, args []string)

type Str 

type Str struct {
}

func NewStr 

func NewStr() *Str

func (*Str) Contains 

func (*Str) Contains(str string, strs []string) bool

Contains determines whether the str is in the strs.

func (*Str) EncloseIgnoreCase 

func (*Str) EncloseIgnoreCase(text, open, close string, searchStrs ...string) string

Enclose encloses search strings with open and close, case-insensitively.

func (*Str) PYSort 

func (*Str) PYSort(strArr []string) []string

中文拼音排序

func (*Str) ReplaceEmpty 

func (*Str) ReplaceEmpty(str string, rep ...string) string

字符串替换

func (*Str) ReplaceIgnoreCase 

func (*Str) ReplaceIgnoreCase(text, searchStr, repl string) string

ReplaceIgnoreCase replace searchStr with repl in the text, case-insensitively.

func (*Str) ReplaceRegexpStrEmpty 

func (*Str) ReplaceRegexpStrEmpty(str string, math ...string) string

字符串正则替换

func (*Str) ReplacesIgnoreCase 

func (*Str) ReplacesIgnoreCase(text string, searchStrRepl ...string) string

ReplacesIgnoreCase replace searchStr-repl pairs in the text, case-insensitively.

func (*Str) SplitByNum 

func (*Str) SplitByNum(txt string, length int) []string

字符串拆分，按字数

func (*Str) SubStr 

func (*Str) SubStr(str string, length int) string

高效截取字符串

func (*Str) ToBytes 

func (*Str) ToBytes(s string) []byte

字符串转byte

func (*Str) ToDateStr 

func (obj *Str) ToDateStr(t string) (string, error)

时间戳字符串转日期字符串

func (*Str) ToFloat64 

func (*Str) ToFloat64(s string) (float64, error)

字符串转float

func (*Str) ToInt 

func (*Str) ToInt(s string) (int, error)

字符串转int

func (*Str) ToInt64 

func (*Str) ToInt64(s string) (int64, error)

字符串转int64

func (*Str) ToTime 

func (*Str) ToTime(s string) (time.Time, error)

日期字符串转时间对象

func (*Str) ToTimeStr 

func (obj *Str) ToTimeStr(s string) (string, error)

int字符串转时间字符串

type Time 

type Time struct {
}

func NewTime 

func NewTime() *Time

func (*Time) DateTimeToUnix 

func (*Time) DateTimeToUnix(t string) (int64, error)

日期字符串转时间戳

func (*Time) GetDate 

func (*Time) GetDate() string

返回年月日

func (*Time) GetTime 

func (*Time) GetTime() string

返回年月日时分秒

func (*Time) MilliSecondToDateTime 

func (*Time) MilliSecondToDateTime(t int64) string

毫秒转日期

func (*Time) RunTime 

func (*Time) RunTime(callback func()) time.Duration

计算程序运行时间

func (*Time) SleepRange 

func (*Time) SleepRange(max, min int)

随机睡眠指定范围毫秒

func (*Time) UnixToDateTime 

func (*Time) UnixToDateTime(t int64) string

时间戳转日期

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