php获取从百度搜索进入网站的关键词的详细代码_php技巧

<br><!--?php <BR-->function search_word_from() { <br>$referer = isset($_SERVER['HTTP_REFERER'])?$_SERVER['HTTP_REFERER']:''; <br>if(strstr( $referer, 'baidu.com')){ //百度 <br>preg_match( "|baidu.+wo?r?d=([^\\&]*)|is", $referer, $tmp ); <br>$keyword = urldecode( $tmp[1] ); <br>$from = 'baidu'; （PS：T不错的PHP Q扣峮：276167802，验证：csl） <br>}elseif(strstr( $referer, 'google.com') or strstr( $referer, 'google.cn')){ //谷歌 <br>preg_match( "|google.+q=([^\\&]*)|is", $referer, $tmp ); <br>$keyword = urldecode( $tmp[1] ); <br>$from = 'google'; <br>}elseif(strstr( $referer, 'so.com')){ //360搜索 <br>preg_match( "|so.+q=([^\\&]*)|is", $referer, $tmp ); <br>$keyword = urldecode( $tmp[1] ); <br>$from = '360'; <br>}elseif(strstr( $referer, 'sogou.com')){ //搜狗 <br>preg_match( "|sogou.com.+query=([^\\&]*)|is", $referer, $tmp ); <br>$keyword = urldecode( $tmp[1] ); <br>$from = 'sogou'; <br>}elseif(strstr( $referer, 'soso.com')){ //搜搜 <br>preg_match( "|soso.com.+w=([^\\&]*)|is", $referer, $tmp ); <br>$keyword = urldecode( $tmp[1] ); <br>$from = 'soso'; <br>}else { <br>$keyword =''; <br>$from = ''; <br>} <br><br>return array('keyword'=>$keyword,'from'=>$from); <br>} <br><br>//以下为测试 <br>//在搜索引擎搜索个关键词，进入网站 <br>$word = search_word_from(); <br>if(!empty($word['keyword'])){ <br>echo '关键字：'.$word['keyword'].' 来自：'.$word['from']; <br>} <br>?> <br> <br>以上是本文关于php 该如何获取从百度搜索进入网站的关键词的详细代码，希望本文对广大php开发者有所帮助，感谢阅读本文。