delete_{$meta_type}_metadata – Hook | Developer.WordPress.org

apply_filters( “delete_{$meta_type}_metadata”, null|bool $delete, int $object_id, string $meta_key, mixed $meta_value, bool $delete_all )

Short-circuits deleting metadata of a specific type.

Description

The dynamic portion of the hook name, $meta_type, refers to the meta object type (post, comment, term, user, or any other type with an associated meta table).
Returning a non-null value will effectively short-circuit the function.

Possible hook names include:

delete_post_metadata
delete_comment_metadata
delete_term_metadata
delete_user_metadata

Parameters

$deletenull|bool: Whether to allow metadata deletion of the given type.
$object_idint: ID of the object metadata is for.
$meta_keystring: Metadata key.
$meta_valuemixed: Metadata value. Must be serializable if non-scalar.
$delete_allbool: Whether to delete the matching metadata entries for all objects, ignoring the specified $object_id.
Default false.

Source

$check = apply_filters( "delete_{$meta_type}_metadata", null, $object_id, $meta_key, $meta_value, $delete_all );

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Used by	Description
delete_metadata()`wp-includes/meta.php`	Deletes metadata for the specified object.

Changelog

Version	Description
3.1.0	Introduced.

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