3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $pos = substr ( '10234523452_:_Please confirm' , 0, strpos('10234523452_:_Please confirm', '_:_') ); echo $pos;
based on EUTNR
Output for 4.3.0 - 7.2.0
10234523452