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Learn React 19: The Complete Guide to Modern Web Apps

Solution: Dynamic To-Do List Application

Explore how to build a dynamic to-do list application by applying JavaScript fundamentals and DOM manipulation. Learn to manage tasks with unique IDs, simulate fetching data asynchronously, and implement interactive features like adding and deleting tasks. This lesson guides you through writing clear, functional code that controls the app's UI and state with practical event handling techniques.

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Solution

Here is the code implementation for the dynamic to-do list application:

Code explanation

In the index.js file:

  • Line 1: The code imports styles from styles.css to apply CSS styling to the application.

  • Lines 4–8: Retrieves and stores references to essential DOM elements like the task input field, add button, task list container, task count display, and loading spinner. These references are used to interact with the ...