how to convert a int to std::string in c+ code example

Example 1: change int to string cpp

#include <string> 

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

Example 2: how to convert int to string c++

#include <iostream>  
#include <boost/lexical_cast.hpp>  
using namespace std;  
int main()  
{  
 int i=11;  
 string str = boost::lexical_cast<string>(i);  
cout<<"string value of integer i is :"<<str<<"\n";  
  
}