JSFiddle - онлайн редактор кода и прототипирования

JSFiddle

JSFiddle is an online code editor and development environment designed for creating and prototyping web applications, including HTML, CSS, and JavaScript. It offers features for rapid development, code testing, debugging, and code sharing with other developers.

JSFiddle is particularly useful for initial creation and debugging of web page components, as it allows you to see real-time results of code changes. It provides alternating code and output panels, where you can edit HTML, CSS, and JavaScript code directly on the web page and observe the changes immediately.

Before getting started with JSFiddle, you should create a new project by selecting the appropriate settings, such as the libraries, frameworks, and view settings you want to use. Then, you can start coding.

Here are some code examples for using in JSFiddle:

Example 1: HTML Code

  
    
    
  
  
    
Hello, world!
    
  

Example 2: CSS Code

h1 {
  color: blue;
}

Example 3: JavaScript Code

function sayHello() {
  alert("Hello, world!");
}

document.querySelector("h1").addEventListener("click", sayHello);

As seen from these examples, you can easily add different types of code directly in the editing panel using the <script>, <style>, and <script> tags. You also have the ability to include external libraries and resources using project settings.

JSFiddle also allows you to save and share your code by creating a unique link for it. You can also save your project locally on your computer and upload it to JSFiddle for further work.

In summary, JSFiddle greatly simplifies the process of creating and testing web applications, allowing you to quickly prototype and debug code in real-time. This tool is invaluable for developers, especially those who want to quickly test and share their ideas with others.