1 book.module _book_cache_clear($cid = NULL, $wildcard = FALSE)

Invalidates cached data relating to book_cache.

Parameters

int|null $cid: (optional) Cache ID of the record to clear. If empty, all records will be cleared from the table. Defaults to NULL.

bool $wildcard: (optional) If TRUE, cache IDs starting with $cid are deleted in addition to the exact cache ID specified by $cid. Defaults to FALSE.

File

core/modules/book/book.module, line 1320
Allows users to create and organize related content in an outline.

Code

function _book_cache_clear($cid = NULL, $wildcard = FALSE) {
  cache_clear_all($cid, 'cache_book', $wildcard);
}