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W3Schools
w3schools.com › js › js_examples.asp
JavaScript Examples
Strings can be written with single or double quotes. Show some string examples Backslash before quotes accepts quotes as quotes. Find the length of a string You can break text string with a backslash. You cannot break code with a backslash.
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Programiz
programiz.com › javascript › examples
JavaScript Examples | Programiz
The best way to learn JavaScript is by practicing examples. The page contains examples on basic concepts of JavaScript.
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GeeksforGeeks
geeksforgeeks.org › javascript › javascript-examples
JavaScript Programming Examples - GeeksforGeeks
Here you will get examples of how to add float numbers, how to make a currency converter, and more number-based examples. ... If you are looking for a practice set of Array programs, then in this section we have mentioned multiple Array-based JavaScript programming examples.
Published   1 month ago
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MDN Web Docs
developer.mozilla.org › en-US › docs › MDN › Writing_guidelines › Code_style_guide › JavaScript
Guidelines for writing JavaScript code examples - MDN Web Docs | MDN
In JavaScript, you should put the ellipses (…) in a comment. When possible, indicate what action somebody reusing this snippet is expected to add. Using a comment for the ellipses (…) is more explicit, preventing errors when a developer copies and pastes a sample code. Write: ... When writing code, you usually omit parameters you don't need. But in some code examples, you want to demonstrate that you didn't use some possible parameters.
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Flupe
flupe.com › code › coding-examples.htm
JavaScript Examples - w w w . F L U P E . c o m
Promises can be a little hard to understand and hopefully this example will shed some light on how to use them and how they differ from "old-school" Callbacks. Time Slider Widget - A little coding exercise using an HTML Input Range tag to create a little "Time Slider" machine. ... If you'd like to see more JavaScript that I've authored you can simply view the source code (and HTML) running on each page of this website.
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SheCodes
shecodes.io › athena › 2400-writing-javascript-code-examples-and-tutorials
[JavaScript] - Writing JavaScript: Code Examples and | SheCodes
Give easy real life examples and analogies ... Write a function that takes in a single number. It should return the string even if the number is even, and the string odd if the number is odd. ... on a page with just a button, how can I change the color of the whole background? It should be responsive · background color button JavaScript event handling Responsive Design ... Browse coding questions by topics: HTML CSS JavaScript VS Code Python React Bootstrap Tailwind Java PHP Node.js Ruby Go .NET
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Fastly
fastly.com › documentation › solutions › examples › javascript
Code examples in JavaScript | Fastly Documentation
Check for a country code on an incoming request, and if it's present, deny access with a 403.
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FreeFrontend
freefrontend.com › javascript-code-examples
JavaScript Examples
February 2, 2025 - Explore specialized libraries like anime.js and three.js, and dive into game development with examples such as 2048, Flappy Bird, Memory, Pong, Snake, Sudoku, Tetris, and Tic Tac Toe.
Find elsewhere
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GitHub
github.com › mdn › js-examples
GitHub - mdn/js-examples: Code examples that accompany the MDN JavaScript/ECMAScript documentation · GitHub
module-aggregation: Shows how sub module features can be aggregated into a parent module using export { x } from 'y.js' syntax (run the example live).
Starred by 1.3K users
Forked by 724 users
Languages   JavaScript 86.9% | HTML 13.1%
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Reddit
reddit.com › r/javascript › examples of "good" javascript?
r/javascript on Reddit: Examples of "good" Javascript?
December 10, 2017 -

Hello, I'd like to study some "good" Javascript code of your choice. I'd like it to be short (ideally under 100 lines, definitely under 500), and written only in Vanilla or jQuery. Both small self-contained apps or or nice bits of modular functionality are great. I've been coding a few years as a hobbyist and I want more exposure... and your opinion!

Any type of thing fine as long as it meets that criterion. Please explain why you think it's good... ie: I'm looking for examples of clean code, good architecture, or just cool stuff that works well.

Alternately, point me to some examples of "bad" JS, and tell me what makes it so bad!

EDIT: Thanks for the variety of responses. I feel some need to clarify: I'm a noob. Most of this is way over my head - I've never even used a framework or anything like that. Basically I'm looking for small apps that work by clicking an "index.html" file. Think of me as being like a 6th grader who thought the first "Harry Potter" book was pretty good and wants your literary advice.

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Simplilearn
simplilearn.com › home › resources › software development › javascript tutorial: learn javascript from scratch › best javascript examples you must try in 2026: all you need to know
Best JavaScript Examples You Must Try in 2026 | Simplilearn
December 14, 2025 - Learn what are the best javascript examples you must try in 2026. Read on to know how JavaScript enhances the user experience of the web page. Click here!
Address   5851 Legacy Circle, 6th Floor, Plano, TX 75024 United States
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DevSnap
devsnap.me › javascript-code-examples
JavaScript Code Examples
Curated lists of Free JavaScript code examples including buttons, loaders, hover effects, modal windows, menus, and text effects.
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MDN Web Docs
developer.mozilla.org › en-US › docs › Learn_web_development › Getting_started › Your_first_website › Adding_interactivity
JavaScript: Adding interactivity - Learn web development | MDN
To start you off with writing some JavaScript, we'll walk you through adding a Hello world! example to your sample website. (Hello world! is the standard introductory programming example.) Warning: If you haven't been following along with the rest of our course, download this example code and use ...
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GitHub
github.com › denysdovhan › wtfjs
GitHub - denysdovhan/wtfjs: 🤪 A list of funny and tricky JavaScript examples
While it has never been a standard ... age JS code. When the standard progressed with new APIs (such as document.getElementById) this API call became obsolete and the standard committee had to decide what to do with it. Because of its broad use they decided to keep the API but introduce a willful violation of the JavaScript ...
Starred by 37.8K users
Forked by 2.7K users
Languages   JavaScript 97.1% | Shell 2.9%
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Javascriptbook
javascriptbook.com › code
Code samples for JavaScript & jQuery - a book about interactive front-end web development
Try out the code samples online, or click the link below download all of the source code. DOWNLOAD · 1 · The ABC of Programming · 2 · Basic JavaScript Instructions · 3 · Functions, Methods, and Objects · 4 · Decisions and Loops · 5 · Document Object Model ·
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Tutorial Republic
tutorialrepublic.com › javascript-examples.php
JavaScript Examples - Tutorial Republic
An extensive collection of JavaScript examples covering topics like data types, conditional statements, loops, functions, objects, DOM, math, data and time, etc. to help you understand how JavaScript is used to add interactivity to the web pages.
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Quackit
quackit.com › javascript › examples
JavaScript Examples
Basic JavaScript examples, including popups, status bar messages, dropdown menus, image rollovers, and more.
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Udacity
udacity.com › blog › 2021 › 06 › javascript-examples.html
Javascript Examples: An Overview of Udacity's Javascript Code | Udacity
August 4, 2021 - Javascript switch statements determine whether an expression evaluates to one of many fixed values, then execute instructions based on that value. This Javascript code example simplifies color names to “ROYGBIV” notation.
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Medium
medium.com › @nitinkanish › 10-best-javascript-code-examples-in-2023-6c9a3d534457
10 Best JavaScript code examples in 2024 | by Nitin Kanish | Medium
February 12, 2024 - **6. Functions:** ```javascript function add(a, b) { return a + b; } console.log(add(5, 3)); // Outputs: 8 ``` Functions are blocks of reusable code. `add` is a function that takes two parameters and returns their sum when called. **7. Objects:** ```javascript let person = { firstName: "John", lastName: "Doe", age: 30, }; console.log(person.firstName); // Outputs: "John" ``` Objects are used to group related data and functions.
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WsCube Tech
wscubetech.com › resources › javascript › first-program
First Program in JavaScript (With Code Example)
November 7, 2025 - Kickstart your JavaScript journey! Follow this simple guide to write your first program and understand the basics of coding.