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filter is not described

woocommerce_gateway_(gateway_id)_settings_values filter-hook . WC 1.0

Update options.

Usage

add_filter( 'woocommerce_gateway_(gateway_id)_settings_values', 'filter_function_name_9219', 10, 2 );
function filter_function_name_9219( $settings, $gateway ){
	// filter...

	return $settings;
}
$settings
-
$gateway
-

Where the hook is called

WC_REST_Payment_Gateways_V2_Controller::update_item()
woocommerce_gateway_(gateway_id)_settings_values
woocommerce/includes/rest-api/Controllers/Version2/class-wc-rest-payment-gateways-v2-controller.php 211
update_option( $gateway->get_option_key(), apply_filters( 'woocommerce_gateway_' . $gateway->id . '_settings_values', $settings, $gateway ) );

Where in WP core the hook is used WooCommerce

Usage not found.