Online PHP editor | refs for lDY2B

<?php echo '<pre>'; // Setup input array $input = []; for ($i = 0; $i < 100000; $i++) { $input[] = rand(~PHP_INT_MAX, PHP_INT_MAX); } $foreach_if_times = []; $array_filter_times = []; for ($i = 0; $i < 100; $i++) { $start = microtime(true); array_filter($input, function ($item) { return ($item > 0); }); $array_filter_times[] = microtime(true) - $start; } for ($i = 0; $i < 100; $i++) { $start = microtime(true); $result = []; foreach ($input as $item) { if ($item > 0) { $result[] = $item; } } $foreach_if_times[] = microtime(true) - $start; } echo sprintf("Avg time: %.8f\n", $array_filter_avg = array_sum($array_filter_times) / count($array_filter_times)); echo sprintf("Avg time: %.8f\n", $foreach_if_avg = array_sum($foreach_if_times) / count($foreach_if_times)); echo sprintf("Difference: %.8f\nRatio: %.8f\n", $array_filter_avg - $foreach_if_avg, $array_filter_avg / $foreach_if_avg);