Advanced Search

Posted By

gdonald on 09/27/06

Tagged

Versions (?)

Last Edited at 09/27/06 11:33am

Statistics

Viewed 631 times
Favorited by 1 user(s)

Related snippets

1174
PHP functions example
1782
Php obtener tiempo de proceso php (cronometro)
730
Poor Man's TreeView Setup JavaScript
1
Php - Semanas
1
php microtime
638
php make mt_srand seed
658
Poor man's keylogger

PHP poor man's crypt

/ Published in: PHP
Save to your folder(s)

Expand | Embed | Plain Text

Copy this code and paste it in your HTML 
  1. function encrypt( $string )
  2. {
  3.   $key = 'BXcfTYewQ';
  4.   $result = '';
  5.   for( $i = 1; $i <= strlen( $string ); $i++ )
  6.   {
  7.     $char = substr( $string, $i - 1, 1 );
  8.     $keychar = substr( $key, ( $i % strlen( $key ) ) - 1, 1 );
  9.     $char = chr( ord( $char ) + ord( $keychar ) );
  10.     $result .= $char;
  11.   }
  12.   return $result;
  13. }
  14.  
  15. function decrypt( $string )
  16. {
  17.   $key = 'BXcfTYewQ';
  18.   $result = '';
  19.   for( $i = 1; $i <= strlen( $string ); $i++ )
  20.   {
  21.     $char = substr( $string, $i - 1, 1 );
  22.     $keychar = substr( $key, ( $i % strlen( $key ) ) - 1, 1);
  23.     $char = chr( ord( $char ) - ord( $keychar ) );
  24.     $result .= $char;
  25.   }
  26.   return $result;
  27. }

Report this snippet


Comments

RSS Icon Subscribe to comments

You need to login to post a comment.