login_title filter-hook . WP 4.9.0

Filters the title tag content for login page.

Usage

add_filter( 'login_title', 'filter_function_name_2399', 10, 2 );
function filter_function_name_2399( $login_title, $title ){
	// filter...

	return $login_title;
}

$login_title(string)

The page title, with extra context added.

$title(string)

The original page title.

Where the hook is called

$login_title = apply_filters( 'login_title', $login_title, $title );

Where the hook is used (in WP core)