| package fmt | |
| func Sprint(args ...interface{}) string | |
| func Sprintln(args ...interface{}) string | |
| func Sprintf(format string, args ...interface{}) string | |
| func Print(args ...interface{}) (int, error) | |
| func Println(args ...interface{}) | |
| func Printf(format string, args ...interface{}) (int, error) | |
| func Errorf(format string, args ...interface{}) error |