pred
collection
&key key
from-end
end
start
)collection
is a Lisp sequence, this simply calls cl:count-if
. On an:start
, :end
, and :from-end
keywords are acceptedcollection
is a seq. Also, on a map, this scans the domain.count-if t bag |
count-if t map |
count-if t seq |
count-if t sequence |
count-if t set |