技術標籤：習題c++

#include<iostream>
using namespace std;
template<class T>   //建立一個類模板
class Store
{
public:
    Store(){}
    T getNum();
    void setNum(T n);
private:
    T num;
};
template <class T>    //類模板中函式的實現
T Store<T>::getNum(){return num;} //型別名 模板名<模板引數>::函式名()
template
 
 <class T>
void Store<T>::setNum(T n){num=n;}
int main()
{
    Store<int> S1;    //類模板的例項化
    Store<float>S2;
    Store<char>S3;
    S1.setNum(2);cout<<S1.getNum()<<endl;
    S2.setNum(2.2);cout<<S2.getNum()<<endl;
    S3.setNum('a');cout<<S3.
 
getNum()<<endl;
    return 0;
}