Online PHP editor | refs for WL2tE

@ 2013-10-14T19:24:46Z

<?php

class A {

	public $foo = 'bar';

}


function doSomething($prop)
{
	\strtoupper($prop);
}

function doSomethingRef(&$prop)
{
	$prop = \strtoupper($prop);
}

$a = new A();

doSomething($a->foo);
doSomethingRef($a->foo);