3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $val1 = array("Hello, world!"); $sval1 = serialize($val1); print_r($sval1);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
a:1:{i:0;s:13:"Hello, world!";}