[c++] int을 string으로 변환하기

[c++]

#include <iostream>
#include <string>
#include <sstream>
using namespace std;
 
int main(void) {
    int num = 1234;
    stringstream ss;
    ss << num;
    string str = ss.str();
    cout << str;
    return 0;
}

[C++ 11 ~]

string to_string (int val);

string to_string (long val);

string to_string (long long val);

string to_string (unsigned val);

string to_string (unsigned long val);

string to_string (unsigned long long val);

string to_string (float val);

string to_string (double val);

string to_string (long double val);

#include <iostream>
#include <string>
using namespace std;
 
int main(void) {
    int num = 1234;
    string str = to_string(num);
    cout << str;
    return 0;
}