function _hide_submit_is_numeric in Hide submit button 7.2

1 string reference to '_hide_submit_is_numeric'

hide_submit_settings in ./hide_submit.admin.inc

Form builder. Configure hide submit settings.

File

./hide_submit.admin.inc, line 137

Admin functions (settings) for the hide_submit module.

Code

function _hide_submit_is_numeric($element, &$form_state, $form) {
  if (!is_numeric($element['#value']) || !ctype_digit($element['#value'])) {
    form_error($element, t('This field only accepts integers.'));
  }
}