3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $arr1 = array(1); $arr2 = 5; echo $arr1.$arr2; print $arr1.$arr2; var_dump($arr2);print_r($arr1,$arr2);
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Array to string conversion in /in/jEJbU on line 5 Array5 Notice: Array to string conversion in /in/jEJbU on line 6 Array5int(5)
Output for 4.3.0 - 5.3.29
Array5Array5int(5)