Online PHP editor | refs for b6CN0

@ 2017-12-08T10:42:22Z

<?php

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

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

	foreach ($values as $value2)
		$sum += $value2;

	print_r($values);