RE: [xsl] xsl:script and side-effects

Subject: RE: [xsl] xsl:script and side-effects
From: "Michael Kay" <mhkay@xxxxxxxxxxxx>
Date: Fri, 16 Feb 2001 09:32:32 -0000
> This is a hole in the spec that ought to be patched.
> (I'd prefer that it be patched by adding a brief note stating that
> the order of side-effects in user-supplied extension functions is
> implementation-dependent.

We had such a section in an earlier draft but it seems to have been pruned
at some stage, perhaps because it didn't actually say anything very

It's certainly true that anyone who writes extension functions that aren't
pure functions is living dangerously.

Mike Kay

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