Source string
- The block will contain only the one menu corresponding to the current page's book. If the current page is not in a book, no block will be displayed.
Used at the following places
- backdrop: 1.25.1 (1), 1.26.0 (1), 1.26.3 (1), 1.26.2 (1), 1.27.0 (1), 1.27.1 (1), 1.27.2 (1), 1.28.0 (1), 1.28.1 (1), 1.27.3 (1), 1.28.2 (1), 1.28.3 (1), 1.29.0 (1), 1.29.1 (1), 1.28.4 (1), 1.29.2 (1)