3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function foo ( &$biz ) { echo $biz; } foo(&$biz);
Output for 7.0.0 - 7.0.2
Parse error: syntax error, unexpected '&' in /in/WSj9Y on line 5
Process exited with code 255.
Output for 5.4.12 - 5.6.17
Fatal error: Call-time pass-by-reference has been removed in /in/WSj9Y on line 5
Process exited with code 255.
Output for 5.3.22 - 5.3.29
Deprecated: Call-time pass-by-reference has been deprecated in /in/WSj9Y on line 5