$referer = isset($_server['http_referer']) ? $_server['http_referer'] : null;$host = $_server['http_host'];echo '提交过来的地址：'.$referer;echo '
';echo '本站域名：'.$host;echo '
';echo substr($referer,7,strlen($host));if(substr($referer,7,strlen($host)) != $host){ echo '非法操作';}else{ echo '正常操作';}
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php