diff options
| -rw-r--r-- | system/helpers/form_helper.php | 21 | ||||
| -rw-r--r-- | user_guide/changelog.html | 1 | ||||
| -rw-r--r-- | user_guide/helpers/form_helper.html | 1 |
3 files changed, 20 insertions, 3 deletions
diff --git a/system/helpers/form_helper.php b/system/helpers/form_helper.php index c002c6fc0..01d0ea76d 100644 --- a/system/helpers/form_helper.php +++ b/system/helpers/form_helper.php @@ -268,11 +268,26 @@ if ( ! function_exists('form_dropdown')) foreach ($options as $key => $val) { $key = (string) $key; - $val = (string) $val; - $sel = (in_array($key, $selected))?' selected="selected"':''; + if (is_array($val)) + { + $form .= '<optgroup label="'.$key.'">'."\n"; + + foreach ($val as $optgroup_key => $optgroup_val) + { + $sel = (in_array($key, $selected)) ? ' selected="selected"' : ''; + + $form .= '<option value="'.$optgroup_key.'"'.$sel.'>'.(string) $optgroup_val."</option>\n"; + } - $form .= '<option value="'.$key.'"'.$sel.'>'.$val."</option>\n"; + $form .= '</optgroup>'."\n"; + } + else + { + $sel = (in_array($key, $selected)) ? ' selected="selected"' : ''; + + $form .= '<option value="'.$key.'"'.$sel.'>'.(string) $val."</option>\n"; + } } $form .= '</select>'; diff --git a/user_guide/changelog.html b/user_guide/changelog.html index 7892dc31e..9a3b613f3 100644 --- a/user_guide/changelog.html +++ b/user_guide/changelog.html @@ -82,6 +82,7 @@ SVN Revision: </p> </li> <li>Helpers <ul> + <li>Added the ability to have optgroups in <kbd>form_dropdown()</kbd> within the <a href="helpers/form_helper.html">form helper</a>.</li> <li>Added a doctype() function to the <a href="helpers/html_helper.html">HTML helper</a>.</li> <li>Added ability to force lowercase for url_title() in the <a href="helpers/url_helper.html">URL helper</a>.</li> </ul> diff --git a/user_guide/helpers/form_helper.html b/user_guide/helpers/form_helper.html index 2bb2a4a3a..8504ac02f 100644 --- a/user_guide/helpers/form_helper.html +++ b/user_guide/helpers/form_helper.html @@ -239,6 +239,7 @@ fourth parameter:</p> <br /> echo form_dropdown('shirts', $options, 'large', $js);</code> +<p>If the array passed as $options is a multidimensional array, form_dropdown() will produce an <optgroup> with the array key as the label.</p> <h2>form_fieldset()</h2> |