delete_{$meta_type}meta

What is WordPress Hook: delete_{$meta_type}meta

The delete_{$meta_type}meta hook in WordPress is used to perform actions before or after metadata of a specific type is deleted from the database. This hook allows developers to modify or add functionality when metadata is deleted, providing a way to customize the behavior of WordPress.

Understanding the Hook: delete_{$meta_type}meta

The delete_{$meta_type}meta hook is located within the delete_metadata() function in the wp-includes/meta.php file. This function is responsible for deleting metadata from the database based on the specified meta type, object ID, and meta key.

Hook Parameters (if applicable): delete_{$meta_type}meta

The delete_{$meta_type}meta hook accepts parameters including $meta_id, $object_id, $meta_key, $meta_value, and $meta_type. These parameters provide information about the metadata being deleted and can be used to perform actions based on the specific metadata being deleted.

Hook Doesn’t Work: delete_{$meta_type}meta

If the delete_{$meta_type}meta hook doesn’t work as expected, it may be due to incorrect usage or conflicts with other hooks or functions. To troubleshoot, developers should ensure that the hook is being added and executed correctly, and check for any conflicting code that may interfere with its functionality.

Best Practices & Usage Notes (if applicable): delete_{$meta_type}meta

When using the delete_{$meta_type}meta hook, it’s important to consider the specific meta type and the context in which the metadata is being deleted. Developers should also be mindful of any potential side effects or performance implications when adding custom functionality to this hook.

Usage Example: delete_{$meta_type}meta

“`php
function custom_delete_meta_action( $meta_id, $object_id, $meta_key, $meta_value, $meta_type ) {
// Add custom functionality here
}
add_action( ‘delete_postmeta’, ‘custom_delete_meta_action’, 10, 5 );
“`
In this example, a custom function is added to the delete_postmeta hook to perform actions when post metadata is deleted. The function accepts parameters for the meta ID, object ID, meta key, meta value, and meta type, allowing developers to customize the behavior of metadata deletion in WordPress.

Article Tags

Buy Now Bundle and save over 60%

Buy now