On Monday 06 October 2008 06:07, hotcore wrote:
> Hi,
>
> I was playing around with data structures and found that I couldn't
> type:
> (conj #{aap noot mies} 'wim)
> which results in:
> java.lang.Exception: Unable to resolve symbol: mies in this
> context
>
> Instead I have to type:
> (conj '#{aap noot mies} 'wim)
> or:
> (conj (set '(aap noot mies)) 'wim)
>
> I wonder why the quote is needed. Normally the quote is only used to
> prevent the first item of a list being interpreted as a (special)
> operator / function; but that's not the case here. Or is it?
Quote prevents evaluation of the thing it's applied to, whether that
thing is atomic or structured. This is true throughoutthe world of Lisp
(-like) languages.
> TIA,
> Arie
Randall Schulz
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