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run code in 150+ php & hhvm versions
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<?php function remove_index_etc($url) { if (preg_match('/(?:\/(?:home|default|index)\..{3,4}\*)/i',$url)) { $url = preg_replace('/^(.*)(\/(?:home|default|index)\..{3,4}\*)(.*)$/i', "$1$2$3", $url); } else { $url = preg_replace('/^(.*)(?:\/(?:home|default|index)\..{3,4})([\?\/#]+.*)?$/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*?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/*"). 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
http://a.com http://a.com/index.html* http://a.com/*index.html* http://a.com/*index.html*?a=1 http://a.com/*index.html*?a=1 http://a.com/*index.html*a=1* http://a.com/* http://a.com?a=1 http://a.com?a=1* http://a.com/index.html*a=1 http://a.com/* http://a.com http://a.com/?a=1* http://a.com#a=1* http://a.com#index.html?a=1 http://a.com#index.html?a=1*
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aVPLg on line 16 http://a.comPHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aVPLg on line 17 http://a.com/index.html*PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aVPLg on line 18 http://a.com/*index.html*PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aVPLg on line 19 http://a.com/*index.html*?a=1PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aVPLg on line 20 http://a.com/*index.html*?a=1PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aVPLg on line 21 http://a.com/*index.html*a=1*PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aVPLg on line 22 http://a.com/*PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aVPLg on line 23 http://a.com?a=1PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aVPLg on line 24 http://a.com?a=1*PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aVPLg on line 25 http://a.com/index.html*a=1PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aVPLg on line 26 http://a.com/*PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aVPLg on line 27 http://a.comPHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aVPLg on line 28 http://a.com/?a=1*PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aVPLg on line 29 http://a.com#a=1*PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aVPLg on line 30 http://a.com#index.html?a=1PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aVPLg on line 31 http://a.com#index.html?a=1*PHP_EOL