Re: Seek an XPath expression which concatenates an ar

In 4.0 you can use

`{$a}{$b}`

as an alternative.

Michael Kay
Saxonica

> On 16 Mar 2024, at 02:05, Liam R. E. Quin liam@xxxxxxxxxxxxxxxx
<xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx> wrote:
>
> On Fri, 2024-03-15 at 14:12 +0000, Martin Honnen martin.honnen@xxxxxx
<mailto:martin.honnen@xxxxxx> wrote:
>>            fold-left(//binary-value, '', function($a, $b) { $a || $b })
>>
> A very minor note on this - i usually caution people in the classes i run to
include a literal string whenever they use ||
>
>         $a || $b || ""
>
> The reason is human - in JavaScript, C, C++, Perl, Python, bash, awk, many
other
> languages,  || is a boolean operation that mirrors &&, and if you look
quickly at an expression you can get very confused.
>
> liam
>
> --
> Liam Quin, https://www.delightfulcomputing.com/
> Available for XML/Document/Information Architecture/XSLT/
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