Shopping Cart

Some functionality like specific trigger emails relies on Clerk.io knowing the content of a visitors shopping cart.

Clerk.js enables you to easily keep us updated about shopping cart changes through a JavaScript interface.

Method	Action
`Clerk('cart', 'add', 1234);`	Tells Clerk.io that product with id `1234` has been added to the shopping cart.
`Clerk('cart', 'remove', 1234);`	Tells Clerk.io that product with id `1234` has been removed to the shopping cart.
`Clerk('cart', 'set', [1234, 5678, 42]);`	Tells Clerk.io that the shopping cart now contains 3 products with the ids `1234`, `5678` and `42`.