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-rw-r--r--system/helpers/captcha_helper.php3
-rw-r--r--system/helpers/file_helper.php2
-rw-r--r--system/helpers/form_helper.php7
-rw-r--r--system/helpers/path_helper.php2
-rw-r--r--system/helpers/security_helper.php2
5 files changed, 10 insertions, 6 deletions
diff --git a/system/helpers/captcha_helper.php b/system/helpers/captcha_helper.php
index 4676b2a65..a4383c9d3 100644
--- a/system/helpers/captcha_helper.php
+++ b/system/helpers/captcha_helper.php
@@ -32,7 +32,7 @@
* @subpackage Helpers
* @category Helpers
* @author EllisLab Dev Team
- * @link http://codeigniter.com/user_guide/helpers/xml_helper.html
+ * @link http://codeigniter.com/user_guide/helpers/captcha_helper.html
*/
// ------------------------------------------------------------------------
@@ -186,7 +186,6 @@ if ( ! function_exists('create_captcha'))
}
}
-
// Create the border
imagerectangle($im, 0, 0, $img_width - 1, $img_height - 1, $border_color);
diff --git a/system/helpers/file_helper.php b/system/helpers/file_helper.php
index 7270ee32c..3834d4895 100644
--- a/system/helpers/file_helper.php
+++ b/system/helpers/file_helper.php
@@ -32,7 +32,7 @@
* @subpackage Helpers
* @category Helpers
* @author EllisLab Dev Team
- * @link http://codeigniter.com/user_guide/helpers/file_helpers.html
+ * @link http://codeigniter.com/user_guide/helpers/file_helper.html
*/
// ------------------------------------------------------------------------
diff --git a/system/helpers/form_helper.php b/system/helpers/form_helper.php
index 0c5d55037..1bccac35c 100644
--- a/system/helpers/form_helper.php
+++ b/system/helpers/form_helper.php
@@ -340,8 +340,13 @@ if ( ! function_exists('form_dropdown'))
{
$key = (string) $key;
- if (is_array($val) && ! empty($val))
+ if (is_array($val))
{
+ if (empty($val))
+ {
+ continue;
+ }
+
$form .= '<optgroup label="'.$key."\">\n";
foreach ($val as $optgroup_key => $optgroup_val)
diff --git a/system/helpers/path_helper.php b/system/helpers/path_helper.php
index fec4a1a10..166fef065 100644
--- a/system/helpers/path_helper.php
+++ b/system/helpers/path_helper.php
@@ -32,7 +32,7 @@
* @subpackage Helpers
* @category Helpers
* @author EllisLab Dev Team
- * @link http://codeigniter.com/user_guide/helpers/xml_helper.html
+ * @link http://codeigniter.com/user_guide/helpers/path_helper.html
*/
// ------------------------------------------------------------------------
diff --git a/system/helpers/security_helper.php b/system/helpers/security_helper.php
index 0e8e9f93d..5ecc960bc 100644
--- a/system/helpers/security_helper.php
+++ b/system/helpers/security_helper.php
@@ -125,7 +125,7 @@ if ( ! function_exists('encode_php_tags'))
*/
function encode_php_tags($str)
{
- return str_replace(array('<?', '?>'), array('&lt;?', '?&gt;'), $str);
+ return str_replace(array('<?', '?>'), array('&lt;?', '?&gt;'), $str);
}
}