What is the use of javascript?

JavaScript is a lightweight interpreted programming language designed to create web-centric applications; it complements and integrates with Java. JavaScript is very easy to implement because it is integrated with HTML; it is open and cross-platform.

What is the use of javascript?

1. Make the web page interactive, such as responding to user clicks and providing users with a better experience.

2. Can process forms, verify user input, and provide timely feedback. Save user time. For example, if the form asks you to enter your email address but you enter a mobile phone number, you should be given a reminder.

3. You can also dynamically create pages based on user operations. For example, when sending an email, add an attachment.

4. Set a cookie. A cookie is some temporary information stored on the browser, such as the website address you have visited and the user name you have used.

5. JavaScript makes it repeat regularly. The HTML paragraphs are simplified to reduce download time.

6. Data communication between the browser and the server, such as the most popular Ajax asynchronous transmission;

7. A richer interface, you can use JavaScript to include drag-and-drop components and sliders. Projects like this in order to provide a rich interface to your site visitors.

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