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<?php function remove_index_etc($url) { echo preg_match('/[\?#]/',$url); if (substr($url, -1) == "*" && preg_match('/[\?#]/',$url)) { $url = preg_replace('/^(.*)(?:\/(?:home|default|index)\..{3,4})([\/\*]+)?$/i', "$1(?:$|((?:\/(?:home|default|index)\..{3,4})|\/?[\?#]+.*))$2", $url); } else { $url = preg_replace('/^(.*)(?:\/(?:home|default|index)\..{3,4})([\?\/|#]+.*)*$/i', "$1(?:$|((?:\/(?:home|default|index)\..{3,4})|\/?[\?#]))$2", $url); } return $url; } echo remove_index_etc("http://a.com/index.html") . PHP_EOL; echo remove_index_etc("http://a.com/index.html*"). PHP_EOL; echo remove_index_etc("http://a.com/index.html?a=1"). PHP_EOL; echo remove_index_etc("http://a.com/*"). PHP_EOL; echo remove_index_etc("http://a.com/index.html?a=1*"). PHP_EOL; echo remove_index_etc("http://a.com/index.html#a=1*"). PHP_EOL; echo remove_index_etc("http://a.com#index.html?a=1"). PHP_EOL; echo remove_index_etc("http://a.com#index.html?a=1*"). PHP_EOL;

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49.81 ms | 402 KiB | 5 Q