# Variables in JavaScript | kirupa.com

**URL:** <https://forum.kirupa.com/t/variables-in-javascript-kirupa-com/633669>\
**Category:** programming\
**Created:** [August 26, 2015, 11:39pm UTC](https://forum.kirupa.com/t/variables-in-javascript-kirupa-com/633669 "2015-08-26T23:39:56Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![kirupa](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/kirupa/32/11616_2.png) [@kirupa](https://forum.kirupa.com/u/kirupa)\
**Post date:** [August 26, 2015, 11:39pm UTC](https://forum.kirupa.com/t/variables-in-javascript-kirupa-com/633669/1 "2015-08-26T23:39:56Z")

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by [kirupa](http://www.kirupa.com/me/index.htm) | 25 January 2014

In JavaScript, every piece of data that you provide or use is considered to contain a value. In the example you saw from our [introduction](http://www.kirupa.comintroduction_to_javascript.htm), the words **hello, world!** might just be some words that you pass in to the alert function:

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This is a companion discussion topic for the original entry at [http://www.kirupa.com/html5//variables\_in\_javascript.htm](http://www.kirupa.com/html5//variables_in_javascript.htm)