function template_preprocess_select

Prepares variables for select element templates.

Default template: select.html.twig.

It is possible to group options together; to do this, change the format of the #options property to an associative array in which the keys are group labels, and the values are associative arrays in the normal #options format.

Parameters

array $variables: An associative array containing:

• element: An associative array containing the properties of the element. Properties used: #title, #value, #options, #description, #extra, #multiple, #required, #name, #attributes, #size, #sort_options, #sort_start.

See also

https://www.drupal.org/node/3504125

File

core/includes/form.inc, line 34

Code

function template_preprocess_select(&$variables) : void {
  @trigger_error(__FUNCTION__ . '() is deprecated in drupal:11.3.0 and is removed from drupal:12.0.0. Initial template_preprocess functions are registered directly in hook_theme(). See https://www.drupal.org/node/3504125', E_USER_DEPRECATED);
  \Drupal::service(FormPreprocess::class)->preprocessSelect($variables);
}