mnemonic method
mnemonic
Implementation
objc.NSString mnemonic() {
objc.checkOsVersionInternal(
'NSMenuItem.mnemonic',
iOS: (true, null),
macOS: (false, (10, 0, 0)),
);
final _ret = _objc_msgSend_151sglz(this.ref.pointer, _sel_mnemonic);
return objc.NSString.castFromPointer(_ret, retain: true, release: true);
}