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run code in 150+ php & hhvm versions
Bugs & Features
<?php $pattern = ''#^(:?(:?/(?P<peekaboo>[^/\.,;?\n]+))?/(?P<action>[^/\.,;?\n]+))?$#'; if (preg_match($pattern, 'foo/bar', $matches)) { var_dump( $matches); }
Output for 5.4.0 - 5.4.17
Parse error: syntax error, unexpected 'if' (T_IF) in /in/fSb9B on line 5
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected T_IF in /in/fSb9B on line 5
Process exited with code 255.