C++ (Cpp) Instrument::play示例

int main(int argc, char *argv[]){

    InstrumentFactory * trumpetFactory = FactoryCreator::createTrumpetFactory();
    InstrumentFactory * drumFactory = FactoryCreator::createDrumFactory();
    InstrumentFactory * guitarFactory = FactoryCreator::createGuitarFactory();

    Instrument * trumpet = trumpetFactory->createInstrument();
    Instrument * drum = drumFactory->createInstrument();
    Instrument * guitar = guitarFactory->createInstrument();

    trumpet->play();
    drum->play();
    guitar->play();
}

示例#2

显示文件

文件： main.cpp 项目： dbancajas/book_exercises

void tune (Instrument &i){
	i.prepare();
	i.play(middleC);

}

示例#3

显示文件

文件： Instrument2.cpp 项目： BigR-Lab/CodeRes_Cpp

void tune(Instrument& i) {
  // ...
  i.play(middleC);
}

示例#4

显示文件

文件： Instrument4.cpp 项目： fzls/AllTheSourceCodes

void play(Instrument& i) {
  cout << "Playing a " << i.what() << "... ";
  i.play(middleC);
}

示例#5

显示文件

文件： ex2.cpp 项目： Danielbook/TNG033_-_Programmering_i_C-

//DO NOT MODIFY this function
void tune(Instrument& i)
{
      i.play("middleC");
}