advanced search

We Recommend

Pro JavaScript Techniques Pro JavaScript Techniques
Pro JavaScript Techniques is the ultimate JavaScript book for the modern web developer. It provides everything you need to know about modern JavaScript, and shows what JavaScript can do for your web sites. This book doesn't waste any time looking at things you already know, like basic syntax and structures.

Posted By

alvaroisorna on 09/19/07


Tagged

javascript


Versions (?)


JavaScript isDefined()

Published in: JavaScript 

URL: http://kaedatorum.net/blog/

seen at: http://jehiah.cz/archive/javascript-isdefined-function


Plain TextExpand 
  1. /*	method: isDefined
  2.  * 	use: if(!isDefined('i18n_text')){...}
  3.  */
  4. function isDefined(variable){
  5. 	return (typeof(window[variable]) == 'undefined')? false : true;
  6. }

Report this snippet 

You need to login to post a comment.