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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 XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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