thinkphp U 方法加密传参数

<?php/** * 简单对称加密算法之加密 * @param String $string 需要加密的字串 * @param String $skey 加密EKY */function encode($string = '', $skey = 'yourkey') {    $strArr = str_split(base64_encode($string));    $strCount = count($strArr);    foreach (str_split($skey) as $key => $value)        $key < $strCount && $strArr[$key].=$value;    return str_replace(array('=', '+', '/'), array('O0O0O', 'o000o', 'oo00o'), join('', $strArr));}/** * 简单对称加密算法之解密 * @param String $string 需要解密的字串 * @param String $skey 解密KEY */function decode($string = '', $skey = 'yourkey') {    $strArr = str_split(str_replace(array('O0O0O', 'o000o', 'oo00o'), array('=', '+', '/'), $string), 2);    $strCount = count($strArr);    foreach (str_split($skey) as $key => $value)        $key <= $strCount && $strArr[$key][1] === $value && $strArr[$key] = $strArr[$key][0];    return base64_decode(join('', $strArr));}/**将以上两个函数放在Common下的function.php公共函数中。用法：常用语get传参前端：<a href="<{:U('Index/view',array('id'=>encode($data['id']),'name'=>encode($data['title'])))}>"><{$data.title}></a>后台：view方法中：$id = decode(trim(I("get.id")));即可还原view模板中：<font color="red"><{$Think.get.name|decode}></font>**//*建议将key自行修改，尽量不要太长，不然url很长，适当即可，加密性能很好，亲测*/