Online PHP editor | refs for tK7t6

@ 2013-09-03T08:11:39Z

<?php
function a () {
	$b = null;
    if (is_null($b)) {
        echo 'Doing work.';
		$b = 'blop';
    }
    return $b;
}

var_dump(a());
var_dump(a());
var_dump(a());
var_dump(a());
var_dump(a());
var_dump(a());
var_dump(a());
var_dump(a());