3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array('a' => 12, 'b' => 'foo', 'caution' => array('blubb' => array('bar' => 'baz'))); function foo($item, $key) { return (object)$item; } $start = microtime(true); $obj1 = array_walk_recursive($arr, 'foo'); $end = microtime(true) - $start; echo "Run: " . $end . PHP_EOL; var_dump($obj1);

preferences:
35.15 ms | 402 KiB | 5 Q