/Drupal 8

function callback_batch_finished

callback_batch_finished($success, $results, $operations)

Complete a batch process.

Callback for batch_set().

This callback may be specified in a batch to perform clean-up operations, or to analyze the results of the batch operations.


$success: A boolean indicating whether the batch has completed successfully.

$results: The value set in $context['results'] by callback_batch_operation().

$operations: If $success is FALSE, contains the operations that remained unprocessed.

Related topics

Callback function signatures.


core/lib/Drupal/Core/Form/form.api.php, line 113
Callbacks and hooks related to form system.


function callback_batch_finished($success, $results, $operations) {
  if ($success) {
    // Here we do something meaningful with the results.
    $message = t("@count items were processed.", array(
      '@count' => count($results),
    $list = array(
      '#theme' => 'item_list',
      '#items' => $results,
    $message .= drupal_render($list);
  else {
    // An error occurred.
    // $operations contains the operations that remained unprocessed.
    $error_operation = reset($operations);
    $message = t('An error occurred while processing %error_operation with arguments: @arguments', array(
      '%error_operation' => $error_operation[0],
      '@arguments' => print_r($error_operation[1], TRUE)
    drupal_set_message($message, 'error');

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