3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'h'; $decimalValues = array(); for ($i = 0; $i < strlen($string); $i++) { $decimalValues[] = ord($string[$i]); } echo '[' . implode(',', $decimalValues) . ']'; ?>

preferences:
35.48 ms | 402 KiB | 5 Q