3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php error_reporting(0); define('SINGLE_QUOTE', '\''); define('COMMA', ','); define('SPACE', ' '); echo SINGLE_QUOTE, hello, COMMA, SPACE, world, SINGLE_QUOTE;
Output for 4.3.0 - 7.2.0
'hello, world'