3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo isset($a)?$a:'Test A ok<br>'; echo $b??$b:'Test B ok<br>';
based on 6O10I
Output for 7.0.0
Parse error: syntax error, unexpected ':', expecting ',' or ';' in /in/jX1cC on line 4
Process exited with code 255.
Output for 5.3.20 - 5.6.16
Parse error: syntax error, unexpected '?' in /in/jX1cC on line 4
Process exited with code 255.