JavaScript Coding for a Countdown From 10 to 0. JavaScript is a well-known and widely used scripting language used mostly to write applications for Web pages.

Create a variable in the JavaScript tags to initialize an ActiveX object that can run commands through a command line: Add another line inside the script tags to run a desktop application.

Nashorn will support the javax.script (JSR 223) API. Support will be provided for invoking Java code from JavaScript and for Java to invoke JavaScript code. This includes direct mapping to JavaBeans.

To compose JavaScript scripts, they must be either managed in HTML, concatenated, injected, or manually fetched and evaluated. There is no native facility for scope isolation or dependency management.