Home > @vsf-enterprise/commercetools > UseCart > applyCoupon
# UseCart.applyCoupon() method
Signature:
applyCoupon(params: {
couponCode: string;
customQuery?: CustomQuery;
}): Promise<void>;
# Parameters
| Parameter | Type | Description |
|---|---|---|
| params | { couponCode: string; customQuery?: CustomQuery; } |
Returns:
Promise<void>