Online PHP editor | refs for 8ljk5

@ 2015-12-01T16:42:26Z

<?php

$data = [27, 38, 58, 82];

usort(
    $data,
    function ($a, $b) {
        echo "Comparing $a - $b", PHP_EOL;
        echo 'Element A should go ', (($a - $b < 0) ? 'before' : 'after'), ' element B', PHP_EOL;
        return $a - $b;
    }
);