wp_generate_attachment_metadata WordPress Filter Hook
The wp_generate_attachment_metadata hook is used to generate metadata for an attachment. This hook is called whenever an attachment is created or updated.
apply_filters( 'wp_generate_attachment_metadata', array $metadata , int $attachment_id , string $context ) #
Filters the generated attachment meta data.
Parameters
- $metadata
(array)An array of attachment meta data.
- $attachment_id
(int)Current attachment ID.
- $context
(string)Additional context. Can be 'create' when metadata was initially created for new attachment or 'update' when the metadata was updated.
Source
Changelog
| Version | Description |
|---|---|
| 5.3.0 | The $context parameter was added. |
| 2.1.0 | Introduced. |