WordPress at a glance
action is not described

login_head action-hook . WP 2.1.0

Fires in the login page header after scripts are enqueued.

Usage

add_action( 'login_head', 'action_function_name_4872' );
function action_function_name_4872(){
	// action...
}

Changelog

Since 2.1.0 Introduced.

Where the hook is called

login_header()
login_head
wp-login.php 120
do_action( 'login_head' );

Where in WP core the hook is used WordPress

wp-login.php 315
add_filter( 'login_head', 'wp_resource_hints', 8 );
wp-login.php 316
add_action( 'login_head', 'wp_print_head_scripts', 9 );
wp-login.php 317
add_action( 'login_head', 'print_admin_styles', 9 );
wp-login.php 318
add_action( 'login_head', 'wp_site_icon', 99 );
wp-login.php 45
add_action( 'login_head', 'wp_sensitive_page_meta' );
wp-login.php 47
add_action( 'login_head', 'wp_login_viewport_meta' );