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function is not described

add_contextual_help() WP 2.7.0

Deprecated from version 3.3.0. It is no longer supported and can be removed in future releases. Use WP_Screen::add_help_tab() instead.

Add contextual help text for a page.

Creates an 'Overview' help tab.

No Hooks.

Return

null. Nothing.

Usage

add_contextual_help( $screen, $help );
$screen(string) (required)
The handle for the screen to add help to. This is usually the hook name returned by the add_*_page() functions.
$help(string) (required)
The content of an 'Overview' help tab.

Notes

Changelog

Since 2.7.0 Introduced.
Deprecated Since 3.3.0 Use WP_Screen::add_help_tab()

Code of add_contextual_help() WP 5.8.2

function add_contextual_help( $screen, $help ) {
	_deprecated_function( __FUNCTION__, '3.3.0', 'get_current_screen()->add_help_tab()' );

	if ( is_string( $screen ) )
		$screen = convert_to_screen( $screen );

	WP_Screen::add_old_compat_help( $screen, $help );
}