You're looking at the documentation for Liquid Ajax Cart v1. Go to Liquid Ajax Cart v2

Controls

data-ajax-cart-request-button

The data-ajax-cart-request-button attribute ajaxifies HTML links that lead to routes.cart_*_url URLs. Supports not only a HTML elements.

An HTML element with the data-ajax-cart-request-button attribute becomes inactive when there is a Shopify Cart API request in progress (if the State’s status.requestInProgress property is true).

Usecases: “Plus” cart item, “Minus” cart item, “Remove” cart item buttons, “Clear cart” button, “Add to cart” button outside of a product form.

data-ajax-cart-toggle-class-button

An HTML element with the data-ajax-cart-toggle-class-button attribute adds/removes the body CSS class that is passed as the value on a user’s click.

A usecase — show/hide a floating cart section on a button click.

data-ajax-cart-quantity-input

The data-ajax-cart-quantity-input attribute ajaxifies an input HTML element for a cart line item’s quantity.

If the value of the input element is changed or the Enter key is pressed within, Liquid Ajax Cart will send a Shopify Cart API request to update the cart.

The input’s value will be reset if a user presses the Esc button.

The input element becomes disabled when there is a Shopify Cart API request in progress (if the State’s status.requestInProgress property is true).

data-ajax-cart-property-input

The data-ajax-cart-property-input attribute ajaxifies an input, select or textarea HTML element for a cart line item’s property, a cart attribute or the cart note.

If the value of the element is changed or the Enter key is pressed within (Ctrl + Enter for a textarea), Liquid Ajax Cart will send a Shopify Cart API request to update the cart.

The element’s value will be reset if a user presses the Esc button.

The element becomes disabled when there is a Shopify Cart API request in progress (if the State’s status.requestInProgress property is true).


Reference