Online PHP editor | refs for 7aM5h

@ 2013-02-08T12:20:00Z

<?php
$q = array();
function a() {
    global $q;
    $q[] = "a was called";
    return 1;
}
function b() {
    global $q;
    $q[] = "b was called";
    return 1;
}
echo a() + b();
echo implode(",", $q);