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Re: [xsl] Escaping Curly Braces in Regex

From: Martin Honnen <Martin.Honnen@---.-->
To: xsl-list@-----.------------.---
Date: 10/1/2009 10:17:00 AM

rowan@s... wrote:

> If in an XSLT 2 regular expression I want to match a literal curly brace,
> what do I have to put in the regex?
> 
> For example, if my input string is "  {some text}"
> 
> And I want to match any string that is enclosed in curly braces, with
> optional whitespace before and after, I've tried:
> 
> matches(., '^\s*{.+}\s*$')
> matches(., '^\s*{{.+}}\s*$')
> matches(., '^\s*\{.+\}\s*$')
> matches(., '^\s*\{{.+\}}\s*$')
> 
> There are inside a predicate inside a select attribute in my XSL file. All
> are rejected as syntax errors.
> 
> What's the right way of doing this?

This
   matches(. , '^\s*\{[^\}]+\}\s*$')
works for me with Saxon and Altova.

-- 

	Martin Honnen
	http://msmvps.com/blogs/martin_honnen/

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