original_string: private static function _pad($text, $blocksize) {
          $pad = $blocksize - (strlen($text) % $blocksize);
          $textWithPadding = $text . str_repeat(chr($pad), $pad); 
          return $textWithPadding;
      }
code: private static function _pad($text, $blocksize) {
          $pad = $blocksize - (strlen($text) % $blocksize);
          $textWithPadding = $text . str_repeat(chr($pad), $pad); 
          return $textWithPadding;
      }
code_tokens: private static function _pad ( $ text , $ blocksize ) { $ pad = $ blocksize - ( strlen ( $ text ) % $ blocksize ) ; $ textWithPadding = $ text . str_repeat ( chr ( $ pad ) , $ pad ) ; return $ textWithPadding ; }
docstring: Pad an input string for encryption
  @text string the string to add padding to
  @blocksize int
docstring_tokens: Pad an input string for encryption