Question

How to convert float to string with 2 decimal places in C++

Answer 1

#include <iostream>
#include <iomanip>
#include <sstream>

int main() {
    float f = 782305.8731;
    
    std::stringstream ss;
    
    ss << std::fixed << std::setprecision(2) << f;
    
    std::string s = ss.str();
    
    std::cout << s;
}




/*
run:

782305.88

*/

 

70+ SQL courses for beginners and professionals