function _range_widget_settings_min_validate in Range 6

1 string reference to '_range_widget_settings_min_validate'

range_field_settings in ./range.module

Implementation of hook_field_settings().

File

./range.module, line 223

Defines numeric fields within a range of possible values and displays them colored accordingly..

Code

function _range_widget_settings_min_validate($element, &$form_state) {
  $value = $form_state['values']['min'];
  if ($value && !is_numeric($value) && $value != '<') {
    form_set_error('min', t('"Minimum" must be a number or <.'));
  }
}