C++ string assign()用法

c++ string assign()赋值常用方法

#include<iostream>
#include<string>
using namespace std;
int main()
{
string filename = "E:\\world";
string file;
file.assign(filename);
cout << file << endl;
file.assign(filename).append("\\*");
cout << file << endl;
system("pause");
return 0;
}