php获取关键字去超链接

1.根据权重获取关键字 复制代码 代码如下: function getkey($contents){ $rows = strip_tags($contents); $arr = array(' ',' ',"\s", "\r\n", "\n", "\r", "\t", ">", "“", "”"); $qc_rows = str_replace($arr, '', $rows); if(strlen($qc_rows)>2400){ $qc_rows = substr($qc_rows, '0', '2400'); } $data = @implode('', file("h