diff options
Diffstat (limited to 'system/helpers/captcha_helper.php')
| -rw-r--r-- | system/helpers/captcha_helper.php | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/system/helpers/captcha_helper.php b/system/helpers/captcha_helper.php index 83783324b..78e255a15 100644 --- a/system/helpers/captcha_helper.php +++ b/system/helpers/captcha_helper.php @@ -93,7 +93,7 @@ if ( ! function_exists('create_captcha')) // Do we have a "word" yet? // ----------------------------------- - if ($word === '') + if (empty($word)) { $pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; $word = ''; @@ -102,6 +102,10 @@ if ( ! function_exists('create_captcha')) $word .= $pool[mt_rand(0, $mt_rand_max)]; } } + elseif ( ! is_string($word)) + { + $word = (string) $word; + } // ----------------------------------- // Determine angle and position |