// php_return_or_not.js
// RJM Programming
// May, 2016

function return_or_not(display) {
  retval = "The quick brown fox jumps over the lazy dog.";
  if (display) {
    document.body.innerHTML += retval + "\n";
  } else {
    return retval;
  }
}
 
document.body.innerHTML = "You can return ... " + return_or_not(false) + " ... or you can display ... ";
return_or_not(true);