runtime/build.go
func (b BuildInfo) String() string {
	return fmt.Sprintf("%s (%s)", b.Version, b.Time)
}
func (b BuildInfo) String() string {
	return fmt.Sprintf("%s (%s)", b.Version, b.Time)
}
func ( b BuildInfo ) String ( ) string { return fmt . Sprintf ( " " , b . Version , b . Time ) }
// String implements fmt.String
String implements fmt . String