3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $this = 'foo'; $f = function () use ($this) { return strlen($this); };
Output for 5.0.0 - 5.4.31
Fatal error: Cannot re-assign $this in /in/QfdaD on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_FUNCTION in /in/QfdaD on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_FUNCTION in /in/QfdaD on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/QfdaD on line 4
Process exited with code 255.