How to format double as integer and not use scientific notation

Here's how to format double as integer and not use scientific notation. See last line in code example below.

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// setprecision example
#include <iostream>     // std::cout, std::fixed
#include <iomanip>      // std::setprecision
#include <string>
int main () {
  double f =79324623498343.12323;
  std::cout << std::setprecision(5) << f << '\n';
  std::cout << std::setprecision(9) << f << '\n';
  std::cout << std::fixed;
  std::cout << std::setprecision(5) << f << '\n';
  std::cout << std::fixed << std::setprecision(0) << f << '\n';
  return 0;
}