Hi,
On Mar 9, 6:26 am, Srini <devfac...@gmail.com> wrote:
> ; count does not work. I get an exception. Need to figure out what I
> am doing wrong here.
> user=> (count (list 23 "3er" oel" 5) )
^^^^^^ unbalanced string
> ; could not get it to work for lists. apparently works only for
> numerically indexed collections like vectors.
> ; doesn't throw an exception either. "intuitively", I think the
> following should have returned true.
> user=> (contains? (list "3e" "2 tired" "1 more") "3e" )
> false
Re-read the docstring of contains?: Does not do linear lookup. Use
(some #{"3e"} (list ...)). Or (first (filter #(= % "3e") (list ...)))
if false or nil are valid values in your list.
Sincerely
Meikel
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