3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $foo = null; print isset($foo)?'true', 'false'; $foo = 0; print isset($foo)?'true':'false';
Output for 5.3.0 - 5.4.19
Parse error: syntax error, unexpected ',' in /in/1iPen on line 3
Process exited with code 255.