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run code in 150+ php & hhvm versions
Bugs & Features
<?php function remove_index_etc($url) { $isLastCharPattern = substr($url,-1) == "*"; if ($isLastCharPattern && preg_match('/[\?#]/',$url)) { echo 1; $url = preg_replace('/^(.*)(?:\/(?:home|default|index)\..{3,4})([\?\/#\*]+.*)?$/i', "$1$2", $url); } elseif($isLastCharPattern) { echo 2; $url = preg_replace('/^(.*)(?:\/(?:home|default|index)\..{3,4}\/?)(\*+)$/i', "$1(\/(?:home|default|index)\..{3,4}\/)?$2", $url); } else { echo 3; $url = preg_replace('/^(.*)(?:\/(?:home|default|index)\..{3,4})([\?\/#\*]+.*)*$/i', "$1$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*"). 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/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/*"). 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;
Output for 4.3.10 - 4.4.9, 5.0.2 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
3http://a.com 2http://a.com(\/(?:home|default|index)\..{3,4}\/)?* 2http://a.com/*index.html* 2http://a.com(\/(?:home|default|index)\..{3,4}\/)?* 3http://a.com?a=1 1http://a.com?a=1* 3http://a.com?*a=1 2http://a.com/* 3http://a.com 1http://a.com/?a=1* 1http://a.com#a=1* 3http://a.com#index.html?a=1 1http://a.com#index.html?a=1*
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
3 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/uFIZH on line 20 http://a.comPHP_EOL2 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/uFIZH on line 21 http://a.com(\/(?:home|default|index)\..{3,4}\/)?*PHP_EOL2 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/uFIZH on line 22 http://a.com/*index.html*PHP_EOL2 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/uFIZH on line 23 http://a.com(\/(?:home|default|index)\..{3,4}\/)?*PHP_EOL3 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/uFIZH on line 24 http://a.com?a=1PHP_EOL1 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/uFIZH on line 25 http://a.com?a=1*PHP_EOL3 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/uFIZH on line 26 http://a.com?*a=1PHP_EOL2 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/uFIZH on line 27 http://a.com/*PHP_EOL3 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/uFIZH on line 28 http://a.comPHP_EOL1 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/uFIZH on line 29 http://a.com/?a=1*PHP_EOL1 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/uFIZH on line 30 http://a.com#a=1*PHP_EOL3 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/uFIZH on line 31 http://a.com#index.html?a=1PHP_EOL1 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/uFIZH on line 32 http://a.com#index.html?a=1*PHP_EOL