JS File Format
JavaScript source code
JS is a file extension for a JavaScript source code file format.
JavaScript is used in Web development to do such things as:
- Automatically change a formatted date
- Cause a linked-to page to pop up in a new window
- Cause text or an image to change during a mouse rollover
A JS file is used mainly to run client side JavaScript code on a webpage. The JS file contains all the HTML HEAD and BODY objects in the tags of an HTML page.
MIME type: application/x-javascript, text/javascript
Learn more about JS files:
Visit the Java website.
See the JavaScript learning guide at Search Domino.
Use IT Knowledge Exchange to find answers to your JavaScript questions.
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