WordPress at a glance
action is not described

woocommerce_payment_gateways_setting_column_(key) action-hook . WC 1.0

Usage

add_action( 'woocommerce_payment_gateways_setting_column_(key)', 'action_function_name_6987' );
function action_function_name_6987( $gateway ){
	// action...
}
$gateway
-

Where the hook is called

WC_Settings_Payment_Gateways::payment_gateways_setting()
woocommerce_payment_gateways_setting_column_(key)
woocommerce/includes/admin/settings/class-wc-settings-payment-gateways.php 138
do_action( 'woocommerce_payment_gateways_setting_column_' . $key, $gateway );

Where in WP core the hook is used WooCommerce

Usage not found.