testSstream.cpp

Code

/*
    testSstream.cpp
    CIS 250
    Dave Klick
    2017-01-15
    
    Demonstrates simple use of stringstream.
*/

#include <sstream>    // for stringstream
#include <cstdlib>    // for EXIT_SUCCESS
#include <iostream>   // for cout, fixed, showpoint
#include <iomanip>    // for setprecision

int main(int argc, char* argv[]) {
    using std::stringstream;
    
    stringstream strm;
    double x = 1.477;
    
    strm << "The value of x is " << std::fixed << std::showpoint
         << std::setprecision(2) << x << std::endl;
    
    // Convert stringstream to C++ string and display
    std::cout << strm.str();

    return EXIT_SUCCESS;
}

/*
    Displays:

    The value of x is 1.48
*/