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JS代码转PHP多谢


JS 代码转 PHP 谢谢
这是是JS的, 我想转成PHP的,

不懂PHP,谢谢呀

function Getkey(key, sc) {
return (key * 0x0063 + sc) % 0x100
}
function Apple(str) {
var len = str.length / 2;
var i = 1;
var tmp = '';
var key = eval("0x" + str.charAt(0) + str.charAt(1));
while (i < len) {
istr = eval("0x" + str.charAt(i * 2) + str.charAt(i * 2 + 1));
istr = key ^ istr;
if (istr == 2) {
i = i + 1;
key = Getkey(key, istr);
istr = eval("0x" + str.charAt(i * 2) + str.charAt(i * 2 + 1));
istr = key ^ istr;
jstr = istr;
i = i + 1;
key = Getkey(key, istr);
istr = eval("0x" + str.charAt(i * 2) + str.charAt(i * 2 + 1));
istr = key ^ istr;
jstr = jstr * 256 + istr;
tmp = tmp + String.fromCharCode(jstr)
} else tmp = tmp + String.fromCharCode(istr);
i = i + 1;
key = Getkey(key, istr)
}
return tmp
}


------解决方案--------------------
PHP code

echo    Apple("123123");//输出 "#:" 对吗?


function Getkey($key, $sc){
    return    ($key * 0x0063 + $sc) % 0x100;
}
function Apple($str) {
    $len    = mb_strlen($str, "GBK") / 2;
    $i    = 1;
    $tmp    = '';
    $key    = "0x" . $str{0} . $str{1} + 0;
    while ($i < $len){
        $istr    = "0x" . $str{$i * 2} . $str{$i * 2 + 1} + 0;
        $istr = $key ^ $istr;
        if ($istr == 2) {
            $i        = $i + 1;
            $key    = Getkey($key, $istr);
            $istr    = "0x" . $str{$i * 2} . $str{$i * 2 + 1} + 0;
            $istr    = $key ^ $istr;
            $jstr    = $istr;
            $i        = $i + 1;
            $key    = Getkey($key, $istr);
            $istr    = "0x"  . $str{$i * 2} . $str{$i * 2 + 1} + 0;
            $istr    = $key ^ $istr;
            $jstr    = $jstr * 256 + $istr;
            $tmp    = $tmp . chr($jstr);
        }
        else
            $tmp    = $tmp . chr($istr);
        $i        = $i + 1;
        $key    = Getkey($key, $istr);
    }
    return $tmp;
}

------解决方案--------------------
楼上厉害!
------解决方案--------------------
探讨

请教一下,为啥变量,前面都要加个 “$“???

www.phpzy.comtrue/phprm/51243.htmlTechArticleJS代码转PHP多谢 JS 代码转 PHP 谢谢 这是是JS的, 我想转成PHP的, 不懂PHP,谢谢呀 function Getkey(key, sc) { return (key * 0x0063 + sc) % 0x100 } function Apple(str) { var len = str.length / 2; var i = 1; var tmp =...

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