3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $utf8string = 'ASCIIユーティーエッフ8hello123等々'; $var = 'hello123'; $pos = strpos($utf8string, $var); echo $pos; if ($pos!==false) { echo substr($utf8string, 0, $pos); }
Output for 4.3.0 - 7.2.0
32ASCIIユーティーエッフ8