/自动为文章标签添加该标签的链接 function tag_link($content){ global $CACHE; $tag_cache = $CACHE->readCache('tags'); foreach($tag_cache as $value){ $tag_url = Url::tag($value['tagurl']); $keyword = $value['tagname']; $cleankeyword = stripslashes($keyword); $url = "<a href=\"{$tag_url}\" title=\"浏览关于“{$cleankeyword}”的文章\" target=\"_blank\" >{$cleankeyword}</a>"; $regEx = '\'(?!((<.*?)|(<a.*?)))('. $cleankeyword . ')(?!(([^<>]*?)>)|([^>]*?</a>))\'s'; $content = preg_replace($regEx,$url,$content); } return $content; }
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