Delete all nodes of type

Delete all nodes of type

  $node_type = 'product';

  // Select the nodes that we want to delete.
  $result = db_select('node', 'n')
            ->fields('n', array('nid'))
            ->condition('type', $node_type, '=')
            ->range(0,5)
            ->execute();

  $deleted_count = 0;
  foreach ($result as $record) {
    node_delete($record->nid);
    $deleted_count++;
  }

  // Simple debug message so we can see what had been deleted.
  echo "<!-- $deleted_count nodes have been deleted -->";