#include
#include
#include
using namespace std;
class Boy{
public:
Boy();
Boy(string name);
~Boy();
string getName();
private:
string name ;
};
Boy::Boy(){
}
Boy:: Boy(string name){
this->name = name;
}
Boy::~Boy(){
}
string Boy::getName(){
return name;
}
int main(void){
vector<int> arr;
for (int i = 0; i < 20;i++){
//尾部添加
arr.push_back(i+1);
//用下标输出
cout << arr[i] << " ";
}
cout << "\n";
//.size()方法 获得容器里的个数
cout << "容器里的个数是:" << arr.size()<<"\n";
vector<Boy> boy;
Boy B("beauty");
boy.push_back(B);
cout << boy[0].getName()<< endl;
system("pause");
return 0;
}
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