do_favicon action-hook . WP 5.4.0

Fired when the template loader determines a favicon.ico request.

Usage

add_action( 'do_favicon', 'action_function_name_5234' );
function action_function_name_5234(){
	// action...
}

Changelog

Where the hook is called

do_action( 'do_favicon' );

Where in WP core the hook is used WordPress

add_action( 'do_favicon', 'do_favicon' );