woocommerce_rest_reports_variations_extended_attributes filter-hook . WC 1.0

Usage

add_filter( 'woocommerce_rest_reports_variations_extended_attributes', 'filter_function_name_4858', 10, 2 );
function filter_function_name_4858( $extended_attributes, $product_data ){
	// filter...

	return $extended_attributes;
}

$extended_attributes

-

$product_data

-

Where the hook is called

$extended_attributes = apply_filters( 'woocommerce_rest_reports_variations_extended_attributes', $this->extended_attributes, $product_data );

Where in WP core the hook is used WooCommerce