go_playground/5-go-by-example/12-function.go

25 lines
520 B
Go

package main
import "fmt"
// function that takes two ints and returns their sum as an int
// Go requires explicit returns
func plus(a int, b int) int {
return a + b
}
// multiple consecutive parameters of the same type,
// may omit the type name for the like-typed parameters up to the final parameter that declares the type
func plusPlus(a, b, c int) int {
return a + b + c
}
func main() {
// Call a function
res := plus(1, 2)
fmt.Println("1+2 =", res)
res = plusPlus(1, 2, 3)
fmt.Println("1+2+3 =", res)
}