You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
28 lines
615 B
Go
28 lines
615 B
Go
// Go has built-in support for _multiple return values_.
|
|
// This feature is used often in idiomatic Go, for example
|
|
// to return both result and error values from a function.
|
|
|
|
package main
|
|
|
|
import "fmt"
|
|
|
|
// The `(int, int)` in this function signature shows that
|
|
// the function returns 2 `int`s.
|
|
func vals() (int, int) {
|
|
return 3, 7
|
|
}
|
|
|
|
func main() {
|
|
|
|
// Here we use the 2 different return values from the
|
|
// call with _multiple assignment_.
|
|
a, b := vals()
|
|
fmt.Println(a)
|
|
fmt.Println(b)
|
|
|
|
// If you only want a subset of the returned values,
|
|
// use the blank identifier `_`.
|
|
_, c := vals()
|
|
fmt.Println(c)
|
|
}
|