func (ma *MixedcaseAddress) String() string {
	if ma.ValidChecksum() {
		return fmt.Sprintf("%s [chksum ok]", ma.original)
	}
	return fmt.Sprintf("%s [chksum INVALID]", ma.original)
}
// String implements fmt.Stringer
String implements fmt.Stringer
// String implements fmt . Stringer
func (ma *MixedcaseAddress) String() string {
	if ma.ValidChecksum() {
		return fmt.Sprintf("%s [chksum ok]", ma.original)
	}
	return fmt.Sprintf("%s [chksum INVALID]", ma.original)
}
func ( ma * MixedcaseAddress ) String ( ) string { if ma . ValidChecksum ( ) { return fmt . Sprintf ( " " , ma . original ) } return fmt . Sprintf ( " " , ma . original ) }
String implements fmt.Stringer
String implements fmt . Stringer