3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $arr = array("aha" => 1, "beat" => 2); var_dump($arr["ee"] ?? 'no');
based on dsNVE
Output for 7.0.0 - 7.2.0
string(2) "no"
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.6.28
Parse error: syntax error, unexpected '?' in /in/LE6LS on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '?' in /in/LE6LS on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/LE6LS on line 3
Process exited with code 255.