为C 标准库容器写自己的内存分配程序

// MyStl.cpp : 定义控制台应用程序的入口点。 

// 

#include "stdafx.h" 

#include <map> 

#include <vector> 

#include <string> 

#include <utility> 

#include <iostream> 

#include "MyAlloc.h" 

using namespace std; 

int _tmain(int argc, _TCHAR* argv[]) 

{ 

happyever ::InitShm(); 

multimap<string,int,less<string>,happyever ::MyAlloc<string> > m; 

m.insert(make_pair(string("Harry"), 32)); 

m.insert(make_pair(string("Mary"), 59)); 

m.insert(make_pair(string("Roger"), 18)); 

m.insert(make_pair(string("Nancy"), 37)); 

m.insert(make_pair(string("Mary"), 23)); 



typedef multimap<string,int,less<string>,happyever ::MyAlloc<string> >::iterator Iter; 

for (Iter p = m.begin(); p != m.end(); p++) 

{ 

cout << p->first << "," << p->second << endl; 

} 

Iter p = m.find("Harry"); 

m.erase(p); 

/*p = m.find("Harry"); 

cout << "Harry is: " << p->second << "." << endl;*/ 
for (Iter p = m.begin(); p != m.end(); p++) 

{ 

cout << p->first << "," << p->second << endl; 

} 



return 0; 

}