How to Create To-Do App in HTML, CSS, & JS


Learn how to create a To-Do List app in HTML, CSS, and JavaScript with our step-by-step guide. Build your skills today!


Published on: November 6, 2023

How to Create To-Do App in HTML, CSS, & JS

In today’s fast-paced world, staying organized is more important than ever. A to-do list is a simple yet effective tool to help you manage your tasks and prioritize your work.

In this article, we will guide you through the process of creating an efficient to-do list application from scratch using HTML, CSS, and pure JavaScript. This project is perfect for beginners looking to build a functional web app.

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  • 30-Day Money-Back Guarantee
  • 4.5 hours on-demand video
  • Access on mobile and TV
  • Full lifetime access
  • Certificate of completion

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Here’s the Working Code:

You can edit this code and make improvements if you want. Don’t worry we will deep dive into explaining what this code does.

The Foundation: HTML and CSS

Before we dive into the JavaScript magic, we will set the stage with some HTML and CSS. These two technologies will give our to-do list structure and style.

HTML Structure:

We begin by creating the basic HTML structure. Our to-do list app will consist of a title, a container for the list, an input field for adding new tasks, and a button to add them. Here’s the HTML structure.

CSS Styling:

To make our to-do list visually appealing and user-friendly, we’ll use CSS to style it. The CSS code defines the font, background color, and styling for our app.

Now that we have our HTML structure and styling in place, it’s time to bring our to-do list to life with JavaScript.

JavaScript for Enhanced Functionality

JavaScript is the powerhouse of our to-do list app. It adds interactivity and functionality to our static structure.

Adding New Tasks:

We start by creating a function that adds new tasks to our list. The function takes the input value, creates a new list item, and appends it to the list.

This function ensures that new tasks are added to our list when we click the “Add” button.

Marking Tasks as Done:

Another important feature of a to-do list is the ability to mark tasks as done. We achieve this by toggling a “done” class on the list item.

With this code, we can easily mark and unmark tasks as done by clicking on them.

Editing Tasks:

Sometimes, we need to edit our tasks. We make this possible with a double-click event on a task. The task becomes an input field, allowing us to edit its content. This function enables you to edit your tasks easily.

Saving Edits:

After editing a task, we need a way to save our changes. We do this by checking for an “Enter” key press or a blur event on the input field. With this code, your edits are saved when you press “Enter” or click outside the input field.

The Take-away

In this step-by-step guide, we’ve built an efficient and user-friendly to-do list app using HTML, CSS, and pure JavaScript. It’s a great project for beginners to gain hands-on experience in web development.

You can further customize and enhance your to-do list by adding features like task deletion, due dates, or categories. Feel free to experiment and make it your own.

With this app, you can keep track of your tasks and stay organized in your daily life. Remember, simplicity can be powerful, and this to-do list is a testament to that.

Now, take what you’ve learned and build your own web applications. Happy coding!

Congratulations on building your to-do list app! There’s more to explore in web development. Don’t miss our Udemy course on HTML, CSS, and JavaScript.

Here are some of the course benefits:

  • 30-Day Money-Back Guarantee
  • 4.5 hours on-demand video
  • Access on mobile and TV
  • Full lifetime access
  • Certificate of completion

Sign-up to Get Started!

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