Thanks!
Is the string vs symbol distinction peculiar to clojure, among lisps?
On Monday, October 8, 2012 8:03:00 AM UTC-7, Jack Moffitt wrote:
>
> > user=> ('X 'Y)
> > nil
> >
> > All of these are as I expected except the last, which I thought would
> throw
> > something like the 1st case. What's going on there?
>
> You've prevented X from being evaluated (it will be seen as the symbol
> X), but you haven't prevented evaluation of the function call. Symbols
> happen to be functions that look themselves up in collections. 'Y is
> not a collection, so it returns nil.
>
> Had you had something else in function position that wasn't actually a
> valid function, you would have gotten a ClassCastException.
>
> jack.
>
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