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  1. <?php
  2.  
  3. function encryptDecrypt($toEncrypt)
  4. {
  5.     $key= array( '1', '2', '3', '4', '5', '6', '7', '8', '9' );
  6.     $key_len = count($key);
  7.     $output = $toEncrypt;
  8.     for ($i = 0; $i < strlen($toEncrypt); $i++)
  9.     {
  10.        $output[$i] = $toEncrypt[$i] ^ $key[$i % $key_len];
  11.     }
  12.  
  13.     return $output;
  14. }
  15.  
  16. printf(encryptDecrypt("test"));
Success #stdin #stdout 0.01s 24400KB
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stdin
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Standard input is empty
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EW@@
https://ideone.com/3prgd0
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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