Welcome to a tour of the Go programming language. The tour is divided into a list of modules that you can access by clicking on A Tour of Go on the top left of the page. You can also view the table of contents at any time by clicking on the menu on the top right of the page.

Learn how to use this tour: including how to navigate the different lessons and how to run code.

Using the tour. Welcome! Hello, 世界; Go local; Go offline (optional) The Go Playground; Congratulations; Basics. Packages, variables, and functions. Packages; Imports; Exported …

This tour is also available as a stand-alone program that you can use without access to the internet. It builds and runs the code samples on your own machine. To run the tour locally, you'll need to first install Go and then run: go install golang.org/x/website/tour@latest

Using the tour. Welcome! Hello, 世界; Go local; Go offline (optional) The Go Playground; Congratulations; Basics. Packages, variables, and functions. Packages; Imports; Exported names; Functions; Functions continued; Multiple results; Named return values; Variables; Variables with initializers; Short variable declarations; Basic types; Zero ...

This tour is built atop the Go Playground, a web service that runs on golang.org's servers. The service receives a Go program, compiles, links, and runs the program inside a sandbox, then returns the output.

Using the tour. Welcome! Hello, 世界; Go local; Go offline (optional) The Go Playground; Congratulations; Basics. Packages, variables, and functions. Packages; Imports; Exported names; Functions; Functions continued; Multiple results; Named return values; Variables; Variables with initializers; Short variable declarations; Basic types; Zero ...

2 days ago · Go Tour. A Tour of Go is an introduction to the Go programming language. Visit https://go.dev/tour/ to start the tour. Download/Install. To install the tour from source, first install Go and then run: go install golang.org/x/website/tour@latest This will place a tour binary in your GOPATH's bin directory. The tour program can be run offline ...

Pointers. Go has pointers. A pointer holds the memory address of a value. The type *T is a pointer to a T value. Its zero value is nil.. var p *int. The & operator generates a pointer to its operand.. i := 42 p = &i. The * operator denotes the pointer's underlying value.. fmt.Println(*p) // read i through the pointer p *p = 21 // set i through the pointer p

Using the tour. Welcome! Hello, 世界; Go local; Go offline (optional) The Go Playground; Congratulations; Basics. Packages, variables, and functions. Packages; Imports; Exported names; Functions; Functions continued; Multiple results; Named return values; Variables; Variables with initializers; Short variable declarations; Basic types; Zero ...