LineItemInterface

What it does

This interface defines the base contract for line items in Magento 2 sales entities like invoices, shipments, and credit memos.

Developers use this interface when working with order-related documents that reference individual order items and their quantities.

It ensures consistent access to the order item ID and quantity across different sales document types.

Public Methods

• getOrderItemId()
• setOrderItemId()
• getQty()
• setQty()