function form_validate_table

#element_validate callback for #type 'table'.

Parameters

array $element: An associative array containing the properties and children of the table element.

array $form_state: The current state of the form.

Related topics

Form generation
Functions to enable the processing and display of HTML forms.
1 string reference to 'form_validate_table'
system_element_info in drupal/core/modules/system/system.module
Implements hook_element_info().

File

drupal/core/includes/form.inc, line 3715
Functions for form and batch generation and processing.

Code

function form_validate_table($element, &$form_state) {

  // Skip this validation if the button to submit the form does not require
  // selected table row data.
  if (empty($form_state['triggering_element']['#tableselect'])) {
    return;
  }
  if ($element['#multiple']) {
    if (!is_array($element['#value']) || !count(array_filter($element['#value']))) {
      form_error($element, t('No items selected.'));
    }
  }
  elseif (!isset($element['#value']) || $element['#value'] === '') {
    form_error($element, t('No item selected.'));
  }
}