Online PHP editor | refs for nldtj

@ 2017-12-08T10:42:56Z

<?php

	$values = array('a' => 1, 'b' => 2, 'c' => 3, 'd' => 4);
	$sum = 0;

	foreach ($values as &$value)
		$value++;

    unset($value);

	foreach ($values as $value)
		$sum += $value;

	print_r($values);