Deletes a book entry.

Parameters

int $nid: Deletes a book entry.

Return value

mixed Number of deleted book entries.

Overrides BookOutlineStorageInterface::delete

File

core/modules/book/src/BookOutlineStorage.php, line 81

Class

BookOutlineStorage

Defines a storage class for books outline.

Namespace

Drupal\book

Code

public function delete($nid) {
  return $this->connection
    ->delete('book')
    ->condition('nid', $nid)
    ->execute();
}

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