function _field_hidden_element_validate_number in Field Hidden 7

Validator copied from core form.inc.

Somehow the original function isn't accessible here.

Parameters

array $element:

array &$form_state:

Return value

void

1 string reference to '_field_hidden_element_validate_number'

field_hidden_field_instance_settings_form in ./field_hidden.module

For editing a particular instance of the field (e.g. 'some_hidden' in current content type).

File

./field_hidden.module, line 331

Drupal Field Hidden module

Code

function _field_hidden_element_validate_number($element, &$form_state) {
  $value = $element['#value'];
  if ($value != '' && !is_numeric($value)) {
    form_error($element, t('%name must be a number.', array(
      '%name' => $element['#title'],
    )));
  }
}