What is the main purpose of using JavaScript?

JavaScript is commonly used for creating web pages. It allows us to add dynamic behavior to the webpage and add special effects to the webpage. On websites, it is mainly used for validation purposes. JavaScript helps us to execute complex actions and also enables the interaction of websites with visitors.

Can I use JavaScript for everything?

JavaScript is an interpreted language like PHP or Python, the problem is that everything happens on the browser and is easy to break. Languages server side can handle better errors and in case can do redirects to a 404 page, in JavaScript you can get a blank page without any hints of what is happening.

What is JavaScript and how is it used?

JavaScript is primarily used in the form of client-side JavaScript, implemented as part of a web browser in order to provide enhanced user interfaces and dynamic websites.

What are the benefits of using JavaScript in web development?

You can use javascript to make your pages more interactive. You can check stuff before sending it server and save time for the user. You can create a lot of interesting stuff with that… there are many web applications relying on javascript as their main engine.

Why is JavaScript so popular these days?

One part of the renaissance of JavaScript is that we are building more and more complex web applications these days, and high interactivity either requires Flash (or other plugins) or scripting.

Is JavaScript better than other web browsers?

Skip forward to today – modern browsers have well-implemented JavaScript, computers are much faster, and bandwidth is a lot cheaper, so a lot of the negatives are less critical. However, cutting down on server round-trips by doing things in JavaScript still results in more responsive web applications and a better user experience.