Go by Example
Go is an open source programming language designed for building simple, fast, and reliable software.
Go by Example is a hands-on introduction to Go using annotated example programs. Check out the first example or browse the full list below.
- Hello World
- Values
- Variables
- Constants
- For
- If/Else
- Switch
- Arrays
- Slices
- Maps
- Range
- Functions
- Multiple Return Values
- Variadic Functions
- Closures
- Recursion
- Pointers
- Structs
- Methods
- Interfaces
- Errors
- Goroutines
- Channels
- Channel Buffering
- Channel Synchronization
- Channel Directions
- Select
- Timeouts
- Non-Blocking Channel Operations
- Closing Channels
- Range over Channels
- Timers
- Tickers
- Worker Pools
- Rate Limiting
- Atomic Counters
- Mutexes
- Stateful Goroutines
- Sorting
- Sorting by Functions
- Panic
- Defer
- Collection Functions
- String Functions
- String Formatting
- Regular Expressions
- JSON
- Time
- Epoch
- Time Formatting / Parsing
- Random Numbers
- Number Parsing
- URL Parsing
- SHA1 Hashes
- Base64 Encoding
- Reading Files
- Writing Files
- Line Filters
- Command-Line Arguments
- Command-Line Flags
- Environment Variables
- Spawning Processes
- Exec'ing Processes
- Signals
- Exit
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