do_action( "delete_{$meta_type}meta", int $meta_id )
Fires immediately before deleting post or comment metadata of a specific type.
Description
The dynamic portion of the hook, $meta_type, refers to the meta object type (post or comment).
Parameters
- $meta_id
 -  
(int) ID of the metadata entry to delete.
 
Source
File: wp-includes/meta.php
Changelog
| Version | Description | 
|---|---|
| 3.4.0 | Introduced. | 
    © 2003–2021 WordPress Foundation
Licensed under the GNU GPLv2+ License.
    https://developer.wordpress.org/reference/hooks/delete_meta_typemeta