> 以下是加密解密的方法 ~~~ //---------------以下為加密函數----------------- function keyED($txt,$encrypt_key){ $encrypt_key = md5($encrypt_key); $ctr=0; $tmp = ""; for($i=0;$i<strlen($txt);$i++) { if ($ctr==strlen($encrypt_key)) $ctr=0; $tmp.= substr($txt,$i,1) ^ substr($encrypt_key,$ctr,1); $ctr++; } return $tmp; } function encrypt($txt,$key) { $encrypt_key = md5(mt_rand(0,100)); $ctr=0; $tmp = ""; for ($i=0;$i<strlen($txt);$i++) { if ($ctr==strlen($encrypt_key)) $ctr=0; $tmp.=substr($encrypt_key,$ctr,1) . (substr($txt,$i,1) ^ substr($encrypt_key,$ctr,1)); $ctr++; } return keyED($tmp,$key); } function decrypt($txt,$key){ $txt = keyED($txt,$key); $tmp = ""; for($i=0;$i<strlen($txt);$i++) { $md5 = substr($txt,$i,1); $i++; $tmp.= (substr($txt,$i,1) ^ $md5); } return $tmp; } function encrypt_url($url,$key){ return rawurlencode(base64_encode(encrypt($url,$key))); } function decrypt_url($url,$key){ return decrypt(base64_decode(rawurldecode($url)),$key); } function geturl($str,$key){ $str = decrypt_url($str,$key); $url_array = explode('&',$str); if (is_array($url_array)) { foreach ($url_array as $var) { $var_array = explode("=",$var); $vars[$var_array[0]]=$var_array[1]; } } return $vars; } //---------------以上為加密函數-結束--------------- ~~~ > 調用加密機密 > 加入時間戳一起，這樣每次的鏈接地址都是動態的 ~~~ $key = "aaa"; //加密秘鑰 自己定義 $a = encrypt_url("id=1&page=5"."&time=".time(),$key); $b = geturl($a,$key); dump($b); ~~~