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run code in 150+ php & hhvm versions
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<?php $params = array("full"); $route = "/user/[a-z0-9:username]+"; $path = "/user/l33t"; $reg = str_replace('/','\/','^' . preg_replace_callback('~\[([a-z0-9\.\-_\+]+)\:([a-z0-9\_]+)\](\+|\*|\{[0-9]+(?:,[0-9]+)?\})?~', function($matches) use(&$params) { $params[] = $matches[2]; return '[' . $matches[1] . ']' . $matches[3]; }, $route). '$'); var_dump(preg_match($reg,$path))
Output for 5.4.0 - 5.4.30
Parse error: syntax error, unexpected end of file in /in/auTO6 on line 9
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected $end in /in/auTO6 on line 9
Process exited with code 255.