apply_filters( 'mc_custom_sidebar_panels', $add ) → {array}
Inject a sidebar panel in the My Calendar admin. Does not replace existing panels.
Parameters:
| Name | Type | Description |
|---|---|---|
$add |
array | Associative array with headings as keys and content as values. |
- Source:
Returns:
Associative array with all extra sidebars.
- Type
- array