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Re: How can you tell if a variable exists?

Subject: Re: How can you tell if a variable exists?
From: David Carlisle <davidc@xxxxxxxxx>
Date: Tue, 2 Nov 1999 12:16:40 GMT
> How can you tell if a variable exists (or rather does not exist), without
> erroring out of the stylesheet.

Since variables have to be declared before use, how can you _not_ know
without testing whether or not a variable exists?

Either the stylesheet declares the variable, or it doesn't. I must be
missing something?

avid


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