*** /var/www/html/dokuwikiFM/dokuwiki-2020-07-29-Hogfather/lib/plugins/captcha/helper.php	2017-02-02 23:30:04.000000000 +0100
--- /var/www/html/dokuwikiFM/dokuwiki-2022-06-26-Igor-RC2/lib/plugins/captcha/helper.php	2022-07-01 07:28:46.265445264 +0200
***************
*** 282,294 ****
  
          $len = strlen($text);
          for($i = 0; $i < $len - 1; $i++) {
!             $new .= $text{$i};
  
!             if(!is_numeric($text{$i + 1})) {
                  $new .= $spaces[array_rand($spaces)];
              }
          }
!         $new .= $text{$len - 1};
          return $new;
      }
  
--- 282,294 ----
  
          $len = strlen($text);
          for($i = 0; $i < $len - 1; $i++) {
!             $new .= $text[$i];
  
!             if(!is_numeric($text[$i + 1])) {
                  $new .= $spaces[array_rand($spaces)];
              }
          }
!         $new .= $text[$len - 1];
          return $new;
      }