3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $phones = "89521632782,89521632782,89521632782,12"; $qwerty = array_unique(array($phones)); $result = explode(",", $qwerty); print_r($result); ?>
based on XsGUo
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.3.1
Warning: explode() expects parameter 2 to be string, array given in /in/LdddD on line 4