function theme_radio

Returns HTML for a radio button form element.

Note: The input "name" attribute needs to be sanitized before output, which is currently done by passing all attributes to drupal_attributes().

Parameters

$variables: An associative array containing:

• element: An associative array containing the properties of the element. Properties used: #required, #return_value, #value, #attributes, #title, #description

Related topics

File

includes/form.inc, line 2975

Code

function theme_radio($variables) {
    $element = $variables['element'];
    $element['#attributes']['type'] = 'radio';
    element_set_attributes($element, array(
        'id',
        'name',
        '#return_value' => 'value',
    ));
    if (isset($element['#return_value']) && $element['#value'] !== FALSE && $element['#value'] == $element['#return_value']) {
        $element['#attributes']['checked'] = 'checked';
    }
    _form_set_class($element, array(
        'form-radio',
    ));
    return '<input' . drupal_attributes($element['#attributes']) . ' />';
}