Return a cart item from the woo core cart class.

Returns all cart items.

Get hashes for items in the current cart. Useful for tracking changes.

Empty cart contents.

See if cart has applied coupon by code.

Returns all applied coupons.

Get shipping packages from the cart with calculated shipping rates.

Selects a shipping rate.

Based on the core cart class but returns errors rather than rendering notices directly.

Validates an existing cart coupon and returns any errors.

Gets the qty of a product across line items.

Validate all items in the cart and check for errors.

Based on the core cart class but returns errors rather than rendering notices directly.

Based on core set_quantity method, but validates if an item is sold individually first.