Online PHP editor | refs for AFAYE

<?php /*function sortByLength($a,$b){ return strlen($b)-strlen($a); } $array = array("bbbbb", "dog", "cat", "aaa", "aaaa"); echo usort($array,'sortByLength'); // print_r($sorted);*/ $priorities = array(5, 8, 3, 7, 3); usort($priorities, function($a, $b) { if ($a == $b) { echo "a ($a) is same priority as b ($b), keeping the same\n"; return 0; } else if ($a > $b) { echo "a ($a) is higher priority than b ($b), moving b down array\n"; return -1; } else { echo "b ($b) is higher priority than a ($a), moving b up array\n"; return 1; } }); echo "Sorted priorities:\n"; var_dump($priorities);