c++ cast int to string code example

Example 1: change int to string cpp

#include <string> 

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

Example 2: int to string C++

#include <string> // important

int main() {
  int number = 1250;
  
  std::string numberAsString = std::to_string(number);
  
  // result "1250"
  
  return 0;
}

Example 3: c++ int to string

// ----------------------------------- C++ 11 and onwards
// EXAMPLE
#include <string>
int iIntAsInt = 658;
std::string sIntAsString = to_string(iIntAsInt);

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

// ----------------------------------- BEFORE C++ 11
// EXAMPLE
#include <sstream>
#include <string>
int iYourInt = 5;
std::stringstream ssYourInt_AsStream << iYourInt;
std::string sYourInt_AsString = ssYourInt_AsStream.str();

Example 4: how to convert int to string c++

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