wp_post_revision_meta_keys │ filter-hook │ WP 6.4.0

Filter the list of post meta keys to be revisioned.

Usage

add_filter( 'wp_post_revision_meta_keys', 'wp_kama_post_revision_meta_keys_filter', 10, 2 );

/**
 * Function for `wp_post_revision_meta_keys` filter-hook.
 * 
 * @param array  $keys      An array of meta fields to be revisioned.
 * @param string $post_type The post type being revisioned.
 *
 * @return array
 */
function wp_kama_post_revision_meta_keys_filter( $keys, $post_type ){

	// filter...
	return $keys;
}

$keys(array)

An array of meta fields to be revisioned.

$post_type(string)

The post type being revisioned.

Changelog

Where the hook is called

return apply_filters( 'wp_post_revision_meta_keys', $wp_revisioned_meta_keys, $post_type );

Where the hook is used in WordPress