Re: Counting characters in command output?

[Lawrence Velázquez <larryv@xxxxxxx>]

On Fri, Feb 16, 2024, at 1:03 PM, Bart Schaefer wrote:
> On Thu, Feb 15, 2024 at 8:55 PM Lawrence Velázquez <larryv@xxxxxxx> wrote:
>>
>> +  Unless enclosed in double quotes, the expansion of mytt($(command)) is
>> +  split on mytt(IFS).  In contrast, and contrary to bash and ksh, unquoted
>> +  mytt(${ command }) and its variants are not split unless the
>> +  mytt(SH_WORD_SPLIT) option is set.
>
> That's not quite accurate, though.
>
> % print -l ${|reply| reply=(a b c)}
> a
> b
> c
>
> It's only ${| REPLY=...} and ${ command } that always behave like scalars.

Ah, you got me.  I only tested out ${ command }, and I overlooked
that var in ${|var| command } could be an array.

-- 
vq