apply_filters( 'wp_rest_search_handlers', array $search_handlers )

Filters the search handlers to use in the REST search controller.

Parameters

$search_handlers: (array) List of search handlers to use in the controller. Each search handler instance must extend the WP_REST_Search_Handler class. Default is only a handler for posts.

Used By	Description
wp-includes/rest-api.php: create_initial_rest_routes()	Registers default REST API routes.

Version	Description
5.0.0	Introduced.

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Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/hooks/wp_rest_search_handlers