Learn JavaScript For Ajax

JavaScript is the scripting language of the Web.JavaScript is used in billions of Web pages to add functionality, validate forms, communicate with the server, and much more.avaScript is the most popular scripting language on the internet, and works in all major browsers, such as Internet Explorer, Firefox, Chrome, Opera, and Safari.Before you lean JavaScript you should already know html and CSS.Now what is JavaScript?JavaScript was designed to add interactivity to HTML pages.JavaScript is a scripting language.A scripting language is a lightweight programming language.JavaScript is usually embedded directly into HTML pages.JavaScript is an interpreted language.Everyone can use JavaScript without purchasing a license.Now a question comes are Java and JavaScript same ?everyone gets confused at this point,well I have an answer for this is NO.Java and JavaScript are two completely different languages in both concept and design.Java (developed by Sun Microsystems) is a powerful and much more complex programming language – in the same category as C and C++.Now what JavaScript can do ?JavaScript gives HTML designers a programming tool – HTML authors are normally not programmers, but JavaScript is a scripting language with a very simple syntax.Almost anyone can put small “snippets” of code into their HTML pages.JavaScript can react to events – A JavaScript can be set to execute when something happens, like when a page has finished loading or when a user clicks on an HTML element.JavaScript can read and write HTML elements – A JavaScript can read and change the content of an HTML element.JavaScript can be used to create cookies – A JavaScript can be used to store and retrieve information on the visitor’s computer.avaScript is an implementation of the ECMAScript language standard. ECMA-262 is the official JavaScript standard.Go through the basics of JavaScript and we can learn it better.

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