Online PHP editor | refs for Zit6P

<?php /*** Results on my machine *** php 7.2 array_filter: 2.5147440433502 foreach: 0.13733291625977 for i: 0.24090600013733 php 7.4 array_filter: 0.057109117507935 foreach: 0.021071910858154 for i: 0.027867078781128 **/ ini_set('memory_limit', '500M'); $data = range(0, 1000000); // ARRAY FILTER $start = microtime(true); $newData = array_filter($data, function ($item) { return $item % 2; }); $end = microtime(true); echo "array_filter: "; echo $end - $start . PHP_EOL; // FOREACH $start = microtime(true); $newData = array(); foreach ($data as $item) { if ($item % 2) { $newData[] = $item; } } $end = microtime(true); echo "foreach: "; echo $end - $start . PHP_EOL; // FOR $start = microtime(true); $newData = array(); $numItems = count($data); for ($i = 0; $i < $numItems; $i++) { if ($data[$i] % 2) { $newData[] = $data[$i]; } } $end = microtime(true); echo "for i: "; echo $end - $start . PHP_EOL;