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JavaScript can be placed in the and the sections of an HTML page. The tags. Example Older examples may use a type attribute: My Web Page A Paragraph Try it JavaScript in In this example, a JavaScript function is placed in the section of an HTML page. The function is invoked (called) when a button is clicked: Example My Web Page A Paragraph Try it It is a good idea to place scripts at the bottom of the element. This can improve page load, because HTML display is not blocked by scripts loading.External JavaScript Scripts can also be placed in external files. External scripts are practical when the same code is used in many different web pages. JavaScript files have the file extension .js. To use an external script, put the name of the script file in the src (source) attribute of the You can place an external script reference in or as you like. The sc...

JavaScript is a lightweight, interpreted programming language with object-oriented capabilities that allows you to build interactivity into otherwise static HTML pages. The general-purpose core of the language has been embedded in Internet Explorer, Firefox, and other web browsers The ECMA-262 Specification defined a standard version of the core JavaScript language. JavaScript is: JavaScript is a lightweight, interpreted programming language Designed for creating network-centric applications Complementary to and integrated with Java Complementary to and integrated with HTML Open and cross-platform Client-side JavaScript: Client-side JavaScript is the most common form of the language. The script should be included in or referenced by an HTML document for the code to be interpreted by the browser. It means that a web page need no longer be static HTML, but can include programs that interact with the user, control the browser, and dynamically create HTML content. The Ja...