Subject: RE: [xsl] news From: Dylan Walsh <Dylan.Walsh@xxxxxxxxxx> Date: Mon, 19 Feb 2001 14:08:37 -0000 |
> From: David Carlisle [SMTP:davidc@xxxxxxxxx] > Sent: Monday, February 19, 2001 9:52 AM > To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx > Subject: Re: [xsl] news >> Can anyone please tell me how to test whether a variable has been defined? > >There is no such test. Variables in XSLT have scope based on their >appearance in the stylesheet not on runtime behaviour, so there would >be no point to such a test, you always know whetehr the variable is >defined or not. What if the variable may, or may not, be defined as a global variable in a stylesheet which imports or includes the stylesheet you are writing? XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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