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  1. #include <iostream>   
  2. #include <string>  
  3.  
  4. using namespace std;
  5. int main ()
  6. {
  7. 	string pi = "pi is " + to_string(112800.0);
  8.   	cout<< "pi = "<< pi << endl;
  9.  
  10.   	cout<<"to_string is available since "+ to_string(2011) << " so use it!";
  11.  
  12.   return 0;
  13. }
Success #stdin #stdout 0.01s 5272KB
comments (?)
stdin 
Standard input is empty
stdout 
pi = pi is 112800.000000
to_string is available since 2011 so use it!
https://ideone.com/uGGPSC
language:
C++14 (gcc 8.3)
created:
8 days ago
visibility:
public

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