WordPress at a glance
filter is not described

woocommerce_api_coupons_bulk_response filter-hook . WC 1.0

Usage

add_filter( 'woocommerce_api_coupons_bulk_response', 'filter_function_name_9302', 10, 2 );
function filter_function_name_9302( $coupons, $that ){
	// filter...

	return $coupons;
}
$coupons
-
$that
-

Where the hook is called

WC_API_Coupons::bulk()
woocommerce_api_coupons_bulk_response
woocommerce/includes/legacy/api/v2/class-wc-api-coupons.php 570
return array( 'coupons' => apply_filters( 'woocommerce_api_coupons_bulk_response', $coupons, $this ) );
woocommerce/includes/legacy/api/v3/class-wc-api-coupons.php 571
return array( 'coupons' => apply_filters( 'woocommerce_api_coupons_bulk_response', $coupons, $this ) );

Where in WP core the hook is used WooCommerce

Usage not found.