function theme_radio

7.x form.inc theme_radio($variables)
6.x form.inc theme_radio($element)

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

Default theme implementations
Functions and templates for the user interface to be implemented by themes.
Form generation
Functions to enable the processing and display of HTML forms.
1 theme call to theme_radio()
system_element_info in drupal-7.x/modules/system/system.module
Implements hook_element_info().

File

drupal-7.x/includes/form.inc, line 2808
Functions for form and batch generation and processing.

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']) . ' />';
}