Determines whether a taxonomy term exists.

Displays the permalink for the feed type.

Displays the shortlink for a post.

Translates $text like translate(), but assumes that the text contains a context after its last vertical bar.

Unload translations for a text domain.

Unregisters default headers.

Sends a confirmation request email when a change of site admin email address is attempted.

Updates all user caches.

Updates user meta field based on user ID.

Update the status of a user in the database.