jsFiddle is the perfect solution; it provides a custom environment (based on user selections) to test (or fiddle with) your JavaScript, HTML, and CSS code right inside your browser. A quick tour ...

All you have to do is store your HTML, JavaScript, and CSS files, and then share a link ... If you build or design sites and need to demo your work for clients, this should be a very useful ...

Being able to work comfortably on Web-related code elements -- HTML, CSS, and JavaScript -- has become an increasingly important skill for all kinds of software development projects. Web apps, ...