What is an advantage of using JavaScript
Answers
It's easy to learn, very popular, offers a lot of career options and is very powerful.
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avaScript Advantages
The biggest advantages to a JavaScript having a ability to produce the same result on all modern browsers.
Client-Side execution: No matter where you host JavaScript, Execute always on client environment to save a bandwidth and make execution process fast.
User Interface Interactivity: JavaScript used to fill web page data dynamically such as drop-down list for a Country and State. Base on selected Country, State drop down list dynamically filled. Another one is Form validation, missing/incorrect fields you can alert to a users using alert box.
Rapid Development: JavaScript syntax's are easy and flexible for the developers. JavaScript small bit of code you can test easily on Console Panel (inside Developer Tools) at a time browser interpret return output result. In-short easy language to get pick up in development.
Browser Compatible: The biggest advantages to a JavaScript having a ability to support all modern browser and produce the same result.
Make XMLHttpRequest() Object: XMLHttpRequest is special JavaScript object that was designed by Microsoft. XMLHttpRequest object call as a asynchronous HTTP request to the Server for transferring data both side without reloading the page.