Go has only one looping construct, the for loop.
The basic for loop looks as it does in C or Java, except that the ( ) are gone (they are not even optional) and the { } are required.
package main import "fmt" func main() { sum := 0 for i := 0; i < 10; i++ { sum += i } fmt.Println(sum) }
原文：http://www.cnblogs.com/ghgyj/p/4052959.html