function iss_checkboxes_filter in Image Style Selector 7.2

Checkboxes element validation callback used to filter all unselected items from the #value array.

1 string reference to 'iss_checkboxes_filter'

iss_form_field_ui_field_edit_form_alter in ./iss.admin.inc

Implements hook_form_FORM_ID_alter().

File

./iss.admin.inc, line 77

Code

function iss_checkboxes_filter($element, &$form_state, $form) {
  if (isset($element['#value'])) {
    form_set_value($element, array_filter($element['#value']), $form_state);
  }
}