Online PHP editor | refs for sdN2t

@ 2015-04-27T21:22:44Z

<?php

	function get(&$var, $default = null) {
		return isset($var) ? $var : $default;
	}
	
	$arr = array(
	    "a" => array("a1" => "av1", "a2" => "av2"),
	    "b" => null
	);
	var_dump($arr);
	
	$v = get($arr["b"]["b1"]);
	var_dump($arr);