3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php namespace Foo; function unset() { }
Output for 5.4.0 - 5.4.13
Parse error: syntax error, unexpected 'unset' (T_UNSET), expecting identifier (T_STRING) or '(' in /in/MHVPk on line 5
Process exited with code 255.
Output for 5.3.0 - 5.3.23
Parse error: syntax error, unexpected T_UNSET, expecting T_STRING or '(' in /in/MHVPk on line 5
Process exited with code 255.