for

[zhangpeng@27ops string]$ cat string_for.go
package main
import "fmt"
func main() {
        for i := 0; i < 10; i++ {
                fmt.Println(i)
        }
}
[zhangpeng@27ops string]$

[zhangpeng@27ops string]$ go run string_for.go
0
1
2
3
4
5
6
7
8
9
[zhangpeng@27ops string]$