3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $arr = array( array( 'Hello', 'World!' ),'World!','Beautiful','Day!'); echo implode(" ",$arr);
Output for 4.3.0 - 7.2.0
Notice: Array to string conversion in /in/QHtbl on line 7 Array World! Beautiful Day!