使用sstream類別庫中的stringstream型態,因為stringstream無論是在 << 中;或 >> 中,都會自動轉型。
2 (C) OOMusou 2007 http://oomusou.cnblogs.com
3
4 Filename : int2str_sstream.cpp
5 Compiler : Visual C++ 8.0 / ISO C++
6 Description : Demo the how to convert int to string
7 Release : 01/06/2007 1.0
8 */
9
10 #include <iostream>
11 #include <string>
12 #include <sstream>
13
14 using namespace std;
15
16 string int2str(int &);
17
18 int main(void) {
19 int i = 123;
20 string s;
21 s = int2str(i);
22
23 cout << s << endl;
24 }
25
26 string int2str(int &i) {
27 string s;
28 stringstream ss(s);
29 ss << i;
30
31 return ss.str();
32 }
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