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本文实例讲述了PHP检测用户语言的方法。分享给大家供大家参考。具体如下:
function getPreferredLanguage() { $langs = array(); if (isset($_SERVER["HTTP_ACCEPT_LANGUAGE"])) {// break up string into pieces (languages and q factors)preg_match_all("/([a-z]{1,8}(-[a-z]{1,8})?)s*(;s*qs*=s*(1|0.[0-9]+))?/i",$_SERVER["HTTP_ACCEPT_LANGUAGE"], $lang_parse);if (count($lang_parse[1])) { // create a list like "en" => 0.8 $langs = array_combine($lang_parse[1], $lang_parse[4]); // set default to 1 for any without q factor foreach ($langs as $lang => $val) {if ($val === "") $langs[$lang] = 1; } // sort list based on valuearsort($langs, SORT_NUMERIC);} } //extract most important (first) foreach ($langs as $lang => $val) { break; } //if complex language simplify it if (stristr($lang,"-")) {$tmp = explode("-",$lang); $lang = $tmp[0]; } return $lang;}
希望本文所述对大家的php程序设计有所帮助。