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Summery Summery
Add a help tab to the contextual help for the screen.
Syntax Syntax
Description Description
Call this on the load-$pagenow hook for the relevant screen, or fetch the $current_screen object, or use get_current_screen() and then call the method from the object.
You may need to filter $current_screen using an if or switch statement to prevent new help tabs from being added to ALL admin screens.
Parameters Parameters
- $args
-
(Required) Array of arguments used to display the help tab.
- 'title'
(string) Title for the tab. Default false. - 'id'
(string) Tab ID. Must be HTML-safe and should be unique for this menu. It is NOT allowed to contain any empty spaces. Default false. - 'content'
(string) Optional. Help tab content in plain text or HTML. Default empty string. - 'callback'
(string) Optional. A callback to generate the tab content. Default false. - 'priority'
(int) Optional. The priority of the tab, used for ordering. Default 10.
- 'title'
Source Source
File: wp-admin/includes/class-wp-screen.php
public function add_help_tab( $args ) {
$defaults = array(
'title' => false,
'id' => false,
'content' => '',
'callback' => false,
'priority' => 10,
);
$args = wp_parse_args( $args, $defaults );
$args['id'] = sanitize_html_class( $args['id'] );
// Ensure we have an ID and title.
if ( ! $args['id'] || ! $args['title'] ) {
return;
}
// Allows for overriding an existing tab with that ID.
$this->_help_tabs[ $args['id'] ] = $args;
}
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Changelog Changelog
| Version | Description |
|---|---|
| 4.4.0 | The $priority argument was added. |
| 3.3.0 | Introduced. |