WordPress at a glance
filter is not described

contextual_help filter-hook . WP 2.7.0

Deprecated in from version 3.3.0. It is no longer supported and can be removed in future releases. See {@see get_current_screen()->add_help_tab()} or {@see get_current_screen()->remove_help_tab()}.

Deprecated: 3.3.0 Use {@see get_current_screen()->add_help_tab()} or
{@see get_current_screen()->remove_help_tab()} instead.

Filters the legacy contextual help text.

Usage

add_filter( 'contextual_help', 'filter_function_name_3532', 10, 4 );
function filter_function_name_3532( $old_help, $screen_id, $this, $get_current_screen()->remove_help_tab() ){
	// filter...

	return $old_help;
}
$old_help(string)
Help text that appears on the screen.
$screen_id(string)
Screen ID.
$this(WP_Screen)
Current WP_Screen instance.
$get_current_screen()->remove_help_tab()
-

Список изменений

С версии 2.7.0 Введена.
Устарела с 3.3.0 Use {@see get_current_screen()->add_help_tab()} or

{@see get_current_screen()->remove_help_tab()} instead.

Где вызывается хук

WP_Screen::render_screen_meta()
contextual_help
wp-admin/includes/class-wp-screen.php 819-824
$old_help = apply_filters_deprecated(
	'contextual_help',
	array( $old_help, $this->id, $this ),
	'3.3.0',
	'get_current_screen()->add_help_tab(), get_current_screen()->remove_help_tab()'
);

Где используется хук в ядре WP

Использование не найдено.