Understanding FormData in Next.js Understanding FormData in Next.js The FormData interface provides a way to easily construct a set of key/value pairs representing form fields and their values, which can be sent using the XMLHttpRequest.send() method or fetch() . It is particularly useful for capturing data from forms for further processing. Key Features of FormData Automatically captures form input values. Can handle file uploads seamlessly. Compatible with both client-side and server-side environments. Using FormData in Next.js Next.js, a popular React framework, supports the FormData API, allowing developers to handle form submissions efficiently. Below is a breakdown of how the FormData API is used in a Next.js context: Step-by-Step Implementation **Set Up the Form Structure**: Begin by creating a form with the necessary input fields for city and