RE: [xsl] keys and idrefs - XSLT2 request?

["G. Ken Holman" <gkholman at CraneSoftwrights dot com>]

At 01/10/09 13:05 +0100, DPawson@rnib.org.uk wrote:
>Either to extend the key function in some way to handle idrefs,
>or to permit a key definition to take in all attributes of type idrefs?
>(I could see the problem where I have a CDATA attribute with spaces,
>but surely idrefs are a bit special?)

I've suggested tokenized access to the key tables in a letter to the XSL 
Editors a year ago (almost to the day).  I've attached my contribution below.

...................... Ken

>Date: Wed, 11 Oct 2000 04:31:02 +0800
>To: XSL Editors <xsl-editors@w3.org>
>From: "G. Ken Holman" <gkholman@CraneSoftwrights.com>
>Subject: Feature request: tokenized key table access
>
>Hi folks!
>
>I've been using the key() function a lot lately, and I've been using it to 
>store name tokens similar to (usually) ID values.  I would find it helpful 
>if there were a way at declaration time to instruct the processor to 
>tokenize the string and make individual key table entries with each 
>individual token as the string value.
>
>Also, I understand the need for the second argument of the key() function 
>to be a verbatim string, but I would like a function that would tokenize 
>the second argument as id() does and return all key table members with a 
>value of one of the name tokens.
>
>I am aware that a recursive function could walk through the arguments and 
>tokenize them and when done act on the built-up node set ... but it is 
>quite awkward.  As for the declaration, there is no way to accomplish that.
>
>So, not to ask for the following syntax, but I would envisage something 
>like the following for topic maps where attribute arguments are strings of 
>multiple name tokens:
>
>    <xsl:key name="assocs" match="assoc" use-tokenized="@types | @other"/>
>
>       - create as many entries in table as tokens in all given strings
>
>    <xsl:variable name="assocs" select="key-tokenized('assocs',refs/@ref)"/>
>
>       - return as many entries from table as tokens in all given strings
>
>Thanks!
>
>.............. Ken


--
G. Ken Holman                      mailto:gkholman@CraneSoftwrights.com
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