Check out example codes for "c++ int to string". It will help you in understanding the concepts better.

Code Example 1

#include <string>
using namespace std;

int iIntAsInt = 658;
string sIntAsString = to_string(iIntAsInt);

Code Example 2

// EXAMPLE
int iIntAsInt = 658;
std::string sIntAsString = to_string(iIntAsInt);

/* SYNTAX
to_string(<your-integer>)
*/

/* HEADERS
#include <string>
*/

Code Example 3

int a = 10;
stringstream ss;
ss << a;
string str = ss.str();

Code Example 4

#include <string> 

std::string s = std::to_string(42);

Code Example 5

std::to_string(23213.123)

Code Example 6

int a = 10;
char *intStr = itoa(a);
string str = string(intStr);

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