Revision: 13655
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at April 30, 2009 16:44 by jasonseney
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if(typeof(foo) !== 'undefined' && foo != null) {
//you can use foo!
}
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Based on some comments in [StackOverflow Question](http://stackoverflow.com/questions/95875/javascript-check-to-see-if-a-variable-is-an-object "How to check if a variable is an object")
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Javascript check for undefined or null object/variable
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javascript
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JavaScript