Deprecation: #99592 - Deprecated "flushByTag" hook

See forge#99592

Description

The hook $GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/cache/frontend/class.t3lib_cache_frontend_abstractfrontend.php']['flushByTag'] has been marked as deprecated.

It is recommended to implement a custom cache frontend using Frontend API when custom cache functionality is required.

Impact

Any hook implementation registered will not be executed anymore in TYPO3 v13. The extension scanner will report possible usages.

Affected installations

All installations making use of the deprecated hook.

Migration

Migrate corresponding cache functionality in the flushByTag() method of your own cache frontend implementation.