function number_field_is_empty in Drupal 7

Implements hook_field_is_empty().

File

modules/field/modules/number/number.module, line 181

Defines numeric field types.

Code

function number_field_is_empty($item, $field) {
  if (empty($item['value']) && (string) $item['value'] !== '0') {
    return TRUE;
  }
  return FALSE;
}