3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $matches = []; preg_match('/^(foo)(bar)(baz)?$/', 'foobar', list(&$foo, &$bar, &$baz) = $matches); print_r(get_defined_vars());
Output for 5.4.0 - 5.4.25
Parse error: syntax error, unexpected '&', expecting ',' or ')' in /in/e0VeT on line 4
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected '[' in /in/e0VeT on line 3
Process exited with code 255.