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Subject: Re: [xsl] comparing sequences that contain more than one of the same item From: "Andrew Welch" <andrew.j.welch@xxxxxxxxx> Date: Fri, 22 Feb 2008 15:24:04 +0000 |
On 22/02/2008, Michael Kay <mike@xxxxxxxxxxxx> wrote:
>
> Sort the characters in the long string into code point order
>
> farmer => aefmrr
>
> Turn this into a regular expression in which each character is optional
>
> a?e?f?m?r?r?
>
> Sort the characters in the short string into code point order, and test
> whether the result matches this regular expression.
I can't see what you're getting at, but I can't convert it into a
working example:
matches('hello', 'a?e?f?m?r?r?')"
returns true, which suggests the regex needs work... but I don't know
regex's well enough to correct it.
--
Andrew Welch
http://andrewjwelch.com
Kernow: http://kernowforsaxon.sf.net/
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