Go

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Tools

  • go build, which builds Go binaries using only information in the source files themselves, no separate makefiles
  • go install
  • go test, for unit testing and microbenchmarks
  • go fmt, for formatting code
  • go get, for retrieving and installing remote packages
  • go vet, a static analyzer looking for potential errors in code
  • go run, a shortcut for building and executing code
  • godoc, for displaying documentation or serving it via HTTP
  • gorename, for renaming variables, functions, and so on in a type-safe way
  • go generate, a standard way to invoke code generators
  • go mod init
  • go list

Hello world

touch hello_world.go
package main

import "fmt"

func main() {
    fmt.Println("Hello, world!")
}

where "fmt" is the package for formatted I/O, similar to C's C file input/output.[1]


go build hello_world.go
./hello_world
Hello, world!

See also

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