Best matchRelated: keyboard events
English Dictionary
Look up a word and turn the API response into a useful definition.
Build an english dictionary →Real-time Character Counter
Build a real-time character counter with HTML, CSS, and JavaScript while practicing keyboard events and DOM selection.
Beginner20–30 minutesHTML5CSS3JavaScript
You’ll practice
Keyboard EventsDOM SelectionDOM Content Updates
01 — What you’ll build
Real-time Character Counter
Build a real-time character counter using HTML, CSS, and JavaScript, then connect the interface to the logic that makes it work. You’ll learn how to connect user interactions to visible changes on the page while getting hands-on practice with keyboard events, DOM selection, and DOM content updates.
02 — Included
- Click-based interactions
- Real-time Character Counter interface
- Responsive HTML and CSS layout
- Complete source code and live demo
03 — You’ll practice
- Handle keyboard events
- Select HTML elements from the DOM
- Update content on the page
- Read and update form values
- Perform calculations with JavaScript
Recommended knowledge: Basic HTML and CSS, JavaScript variables and number operations, DOM selection and form events, DOM selection and keyboard events.
Complete project files
Build It from the Source Code
This project runs directly in the browser with HTML, CSS, and JavaScript.
- 1Create 3 files
- 2Copy the code
- 3Run
index.html
Before you run it
- Keep all project files together in the same folder.
Project structure
real-time-character-counter/
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Real-time Charater Counter</title>
<link rel="stylesheet" href="style.css" />
</head>
<body>
<div class="container">
<h2>Real-time Charater Counter</h2>
<textarea
id="textarea"
class="textarea"
placeholder="Please write your text here..."
maxlength="50"
></textarea>
<div class="counter-container">
<p>
Total Charaters:
<span class="total-counter" id="total-counter"></span>
</p>
<p>
Remaining:
<span class="remaining-counter" id="remaining-counter"></span>
</p>
</div>
</div>
<script src="index.js"></script>
</body>
</html>
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