function form_clean_id in Drupal 5

Same name and namespace in other branches

1. 4 includes/form.inc \form_clean_id()
2. 6 includes/form.inc \form_clean_id()

Remove invalid characters from an HTML ID attribute string.

Parameters

$id: The ID to clean.

Return value

The cleaned ID.

Related topics

3 calls to form_clean_id()

drupal_prepare_form in includes/form.inc

Prepares a structured form array by adding required elements, executing any hook_form_alter functions, and optionally inserting a validation token to prevent tampering.

expand_radios in includes/form.inc

Roll out a single radios element to a list of radios, using the options array as index.

form_builder in includes/form.inc

Adds some required properties to each form element, which are used internally in the form API. This function also automatically assigns the value property from the $edit array, provided the element doesn't already have an assigned value.

File

includes/form.inc, line 1611

Code

function form_clean_id($id = NULL) {
  $id = str_replace(array(
    '][',
    '_',
    ' ',
  ), '-', $id);
  return $id;
}