[c++] <Map>

 1 #include <iostream>
 2 #include <string> 
 3 #include <map>
 4 using namespace std;
 5 
 6 int main(){
 7     map<int, string> mapStudent;
 8     mapStudent.insert(pair<int,string>(1,"stu_1"));
 9     mapStudent.insert(pair<int,string>(2,"stu_2"));
10     mapStudent.insert(pair<int,string>(3,"stu_3"));
11     
12     map<int,string>::iterator iter;
13     iter = mapStudent.find(1);
14     if(iter != mapStudent.end())
15         cout<<"Find, the value is"<<iter->second<<endl;
16     else
17         cout<<"Do not Find"<<endl;
18     return 0;
19 }