3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array('the','quick','brown','fox','jumps','over','the','lazy','dog'); for ($i = 0; $i < 50; $i++) { $array[0] = 'the'; $array = array_map('strtolower', $array); }

preferences:
39.84 ms | 402 KiB | 5 Q