3v4l.org

run code in 500+ PHP versions simultaneously
<?php $num = strrev('۱۲۳۴۵۶۷۸۹۰'); $newNum = strrev(wordwrap($num , 6 , ',' , true )); echo $newNum;
Output for 7.1.25 - 7.1.30, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
۱,۲۳۴,۵۶۷,۸۹۰
preferences:
105.39 ms | 1428 KiB | 4 Q