function timeago_validate_empty_or_nonnegative_integer in Timeago 7.2

Validates that a form element's value is blank or a nonnegative integer.

1 string reference to 'timeago_validate_empty_or_nonnegative_integer'

timeago_admin in ./timeago.module

The administrative settings form.

File

./timeago.module, line 191

Adds support for the Timeago jQuery library.

Code

function timeago_validate_empty_or_nonnegative_integer($element, &$form_state) {
  $value = $element['#value'];
  if (!($value === '' || is_numeric($value) && intval($value) == $value && $value >= 0)) {
    form_error($element, t('%name must be either a nonnegative integer or blank.', array(
      '%name' => $element['#title'],
    )));
  }
}