playground-go

module

v0.0.0-...-d4efea6 Latest Latest Go to latest Published: Dec 9, 2019 License: MIT

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Valid go.mod file

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Repository

github.com/chavo1/playground-go

Links

Open Source Insights

README ¶

playground-go

Tutorial

1.1 Hello, World
1.2 Command-Line Arguments
1.3 Finding Duplicate Lines
1.4 Animated GIFs
1.5 Fetching a URL
1.6 Fetching URLs Concurrently
1.7 A Web Server
1.8 Loose Ends

Program Structure

2.1 Names
2.2 Declarations
2.3 Variables
2.3.1 Short Variable Declarations
2.3.2 Pointers
2.3.3 The new Function
2.3.4 Lifetime of Variables
2.4 Assignments
2.4.1 Tuple Assignment
2.4.2 Assignability
2.5 Type Declarations
2.6 Packages and Files
2.6.1 Imports
2.6.2 Package Initialization
2.7 Scope

Basic Data Types

3.1 Integers
3.2 Floating-Point Numbers
3.3 Complex Numbers
3.4 Booleans
3.5 Strings
3.6 Constants

Composite Types

4.1 Arrays
4.2 Slices
4.3 Maps
4.4 Structs
4.5 JSON
4.6 Text and HTML Templates

Functions

5.1 Function Declarations
5.2 Recursion
5.3 Multiple Return Values
5.4 Errors
5.5 Function Values
5.6 Anonymous Functions
5.7 Variadic Functions
5.8 Deferred Function Calls
5.9 Panic
5.10 Recover
6.1 Method Declarations
6.2 Methods with a Pointer Receiver
6.3 Composing Types by Struct Embedding
6.4 Method Values and Expressions
6.5 Example: Bit Vector Type
6.6 Encapsulation
7 Interfaces
7.1 Interfaces as Contracts

Directories ¶

Path	Synopsis
chapter1
dup1 Dup1 prints the text of each line that appears more than once in the standard input, preceded by its count.	Dup1 prints the text of each line that appears more than once in the standard input, preceded by its count.
dup2 Dup2 prints the count and text of lines that appear more than once in the input.	Dup2 prints the count and text of lines that appear more than once in the input.
dup3 Dup3 prints the count and text of lines that appear more than once in the named input files.	Dup3 prints the count and text of lines that appear more than once in the named input files.
echo1 Echo1 prints its command-line arguments.	Echo1 prints its command-line arguments.
echo2 Echo2 prints its command-line arguments.	Echo2 prints its command-line arguments.
echo3 Echo3 prints its command-line arguments.	Echo3 prints its command-line arguments.
fetch Fetch prints the content found at each specified URL.	Fetch prints the content found at each specified URL.
fetchall Fetchall fetches URLs in parallel and reports their times and sizes.	Fetchall fetches URLs in parallel and reports their times and sizes.
helloworld Helloworld is our first Go program.	Helloworld is our first Go program.
lissajous
server1
server2
server3
server3/lissajous
chapter2
boiling
cf
echo4
exercise2_1
ftoc
popcount
tempconv
tempconv0
chapter3
basename1
basename2
comma
mandelbrot
netflag
printint
surface
surface/3-1
surface/3-2
surface/3-3
chapter4
append
autoescape
charcount
dedup
embed
github
graph
issue
issuereport Issuesreport prints a report of issues matching the search terms.	Issuesreport prints a report of issues matching the search terms.
movie Movie prints Movies as JSON.	Movie prints Movies as JSON.
nonempty
rev
sha256
treesort
chapter5
defer1 Defer1 demonstrates a deferred call being invoked during a panic.	Defer1 demonstrates a deferred call being invoked during a panic.
defer2 Defer2 demonstrates a deferred call to runtime.Stack during a panic.	Defer2 demonstrates a deferred call to runtime.Stack during a panic.
findlinks1 Findlinks1 prints the links in an HTML document read from standard input.	Findlinks1 prints the links in an HTML document read from standard input.
findlinks2 findlinks url ...	findlinks url ...
findlinks3
links Package links provides a link-extraction function.	Package links provides a link-extraction function.
outline Outline prints the outline of an HTML document tree.	Outline prints the outline of an HTML document tree.
outline2 Outline print the outline of a html document tree	Outline print the outline of a html document tree
squares The squares program demonstrates a function value with state.	The squares program demonstrates a function value with state.
title1 Title1 prints the title of an HTML document specified by a URL.	Title1 prints the title of an HTML document specified by a URL.
title2 Title2 prints the title of an HTML document specified by a URL.	Title2 prints the title of an HTML document specified by a URL.
title3 Title3 prints the title of an HTML document specified by a URL.	Title3 prints the title of an HTML document specified by a URL.
toposort The toposort program prints the nodes of a DAG in topological order.	The toposort program prints the nodes of a DAG in topological order.
trace The trace program uses defer to add entry/exit diagnostics to a function.	The trace program uses defer to add entry/exit diagnostics to a function.
wait The wait program waits for an HTTP server to start responding.	The wait program waits for an HTTP server to start responding.
chapter6
coloredpoint Coloredpoint demonstrates struct embedding.	Coloredpoint demonstrates struct embedding.
geometry Package geometry defines simple types for plane geometry.	Package geometry defines simple types for plane geometry.
intset Package intset provides a set of integers based on a bit vector.	Package intset provides a set of integers based on a bit vector.
urlvalues The urlvalues command demonstrates a map type with methods.	The urlvalues command demonstrates a map type with methods.

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