substr_to - find substring up to given character in php

substr-to.php

<?php
/**
 * This is such a common thing, I decided to put it in a gist so I don't have to keep reinventing it every time LOL.
 */
function substr_to($haystack, $needle) {
  $iPos = strpos($haystack, $needle);
  if($iPos === false) {
     return false;
  }
  return substr($haystack, 0, $iPos);
}