[XSL-LIST Mailing List Archive Home]
[By Thread]
[By Date]
RE: [xsl] check the type of the $pattern argument to a regular expression?
Subject: RE: [xsl] check the type of the $pattern argument to a regular expression? From: "Michael Kay" <mike@xxxxxxxxxxxx> Date: Sun, 15 Apr 2007 11:25:13 +0100 |
I *think* David's point is that the problem is mathematically insoluble: the grammar for regular expressions is recursive, and regular expressions are not powerful enough to process a language whose grammar is recursive. Sorry I suggested it! Michael Kay http://www.saxonica.com/ > -----Original Message----- > From: bryan rasmussen [mailto:rasmussen.bryan@xxxxxxxxx] > Sent: 15 April 2007 09:45 > To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx > Subject: Re: [xsl] check the type of the $pattern argument to > a regular expression? > > I thought that was the most likely solution, although it > might be that one would want to break the task into a > template and a number of regular expressions, anyway I was > wondering if anyone knew of such a solution already? > > cheers, > Bryan Rasmussen > > On 4/15/07, David Carlisle <davidc@xxxxxxxxx> wrote: > > > > > Short of writing a regular expression that only matches valid > > > regular expressions (which sounds like an interesting > exercise for > > > the reader), > > > > along with other interesting exercises like trisecting angles and > > squaring the circle, presumably:-) > > > > David
Current Thread |
---|
|
<- Previous | Index | Next -> |
---|---|---|
Re: [xsl] check the type of the $pa, bryan rasmussen | Thread | Re: [xsl] check the type of the $pa, bryan rasmussen |
RE: [xsl] re-ordering an instance t, Michael Kay | Date | Re: [xsl] check the type of the $pa, bryan rasmussen |
Month |