http://snipplr.com/users/wizard04/tags/keyword Recent snippets posted on Snipplr.com en-us Wed, 15 Feb 2012 20:11:46 GMT http://snipplr.com/view/22506/reset-undefined-variable/ `undefined` is simply an undefined global variable. It is not a literal or a constant, though it is often used as if it is. Its value can be changed. To be sure its type is actually "undefined", redefine it at the beginning of your script files.

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