本内容仅做个人记录

#include <iostream>
#include <string>
#include <vector>
#include <algorithm>//find
#include <cstring>
using namespace std;
struct stdent{
    string name;
    int age;
    bool operator==(const int &age){
        return (this->age==age);
    };
};
int main()
{
    vector<stdent> stu;
    stdent tmp;
    for(int i=0;i<5;i++){
        tmp.age=i;
        if(i==3)
        {
            tmp.name="aaaaa";
        }
        else
        {
            tmp.name="bbbbb";
        }
        stu.push_back(tmp);
        memset(&tmp,0,sizeof(tmp));
    }
    vector<stdent>::iterator it=find(stu.begin(),stu.end(),3);
    cout<<it->name<<endl;


    for(vector<stdent>::iterator iter=stu.begin();iter!=stu.end();++iter){
        cout<<iter->age<<" "<<iter->name<<endl;
    }
    return 0;
}