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我想我自己的加密，但持续发生PHP开关：加密和解密
输入：abcdefghijklmnopqrstuvwxyz
输出：?b??efghi?????o?qrstuvwxy?
这里是我的代码
<?php
/**
* Created by PhpStorm.
* User: Stan
* Date: 13-1-2017
* Time: 14:33
*/
function Encript($string)
{
switch ($string) {
case "a" :
$int = 1;
break;
case "b" :
$int = 2;
break;
case "c" :
$int = 3;
break;
case "d" :
$int = 4;
break;
case "e" :
$int = 5;
break;
case "f" :
$int = 6;
break;
case "g" :
$int = 7;
break;
case "h" :
$int = 8;
break;
case "i" :
$int = 9;
break;
case "j" :
$int = 10;
break;
case "k" :
$int = 11;
break;
case "l" :
$int = 12;
break;
case "m" :
$int = 13;
break;
case "n" :
$int = 14;
break;
case "o" :
$int = 15;
break;
case "p" :
$int = 16;
break;
case "q" :
$int = 17;
break;
case "r" :
$int = 18;
break;
case "s" :
$int = 19;
break;
case "t" :
$int = 20;
break;
case "u" :
$int = 21;
break;
case "v" :
$int = 22;
break;
case "w" :
$int = 23;
break;
case "x" :
$int = 24;
break;
case "y" :
$int = 25;
break;
case "z" :
$int = 26;
break;
default :
$int = 0;
break;
}
return $int;
}
function Decript($int)
{
switch ($int) {
case 0 :
$text = " ";
break;
case 1 :
$text = "a";
break;
case 2 :
$text = "b";
break;
case 3 :
$text = "c";
break;
case 4 :
$text = "d";
break;
case 5 :
$text = "e";
break;
case 6 :
$text = "f";
break;
case 7 :
$text = "g";
break;
case 8 :
$text = "h";
break;
case 9 :
$text = "i";
break;
case 10 :
$text = "j";
break;
case 11 :
$text = "k";
break;
case 12 :
$text = "l";
break;
case 13 :
$text = "m";
break;
case 14 :
$text = "n";
break;
case 15 :
$text = "o";
break;
case 16 :
$text = "p";
break;
case 17 :
$text = "q";
break;
case 18 :
$text = "r";
break;
case 19 :
$text = "s";
break;
case 20 :
$text = "t";
break;
case 21 :
$text = "u";
break;
case 22 :
$text = "v";
break;
case 23 :
$text = "w";
break;
case 24 :
$text = "x";
break;
case 25 :
$text = "y";
break;
case 26 :
$text = "z";
break;
default :
$text = "?";
break;
}
return $text;
}
$int = strtolower("abcdefghijklmnopqrstuvwxyz");
echo "Original : ".$int;
$array = str_split($int);
$totalNumber = "";
$total = count($array);
for ($i = 0; $i < $total; $i++) {
$number = Encript($array[$i]);
$number = $number + 0.22;
$number = $number * 20.12;
$totalNumber .= $number."/";
}
echo "<br>Encription = ".$totalNumber;
$backwards = explode("/",$totalNumber);
$countBackwards = count($backwards)-1;
$totalText = "";
for($j = 0; $j < $countBackwards; $j++)
{
$int = $backwards[$j];
$int = $int/20.12;
$int = $int - 0.22;
var_dump($int);
$text = Decript($int);
$totalText .= $text;
}
echo "<br>";
echo "Decription : ".$totalText;
我知道这不是最干净的代码，但是当我发现问题时我会清理它。 输入是abcdefghijklmnopqrstuvwxyz，并且这也必须是结果后的结果。 但解码后，我得到这个：？b ?? efghi ??????? qrstuvwxy？
您可以更新您的问题声明你想要的结果是什么，你在说什么吧。 – Darren
我已经改变@达伦 –
这不是加密，你在做编码。 –