3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $def = "authme"; function getInstance($dbName=$GLOBALS[def]) { return $dbName; } echo getInstance(); echo "\n"; echo getInstance("mcmmo"); ?>
Output for hhvm-3.10.0 - 3.12.0
Notice: Use of undefined constant def - assumed 'def' in /in/5l95S on line 3 authme mcmmo
Output for 5.4.0 - 5.4.17
Parse error: syntax error, unexpected '$GLOBALS' (T_VARIABLE) in /in/rDeDD on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.26
Parse error: syntax error, unexpected T_VARIABLE in /in/rDeDD on line 3
Process exited with code 255.