Deletes user interface settings.

Filters the default value for the option.

Prints option value after sanitizing for forms.

Retrieves all user interface settings.

Retrieves a network’s option value based on the option name.

Retrieves an option value based on an option name.

Retrieves an array of registered settings.

Retrieve an option value for the current network based on name of option.

Retrieves the value of a site transient.

Retrieves the value of a transient.