Add :COUNT parameter to POSITION, POSITION-IF, POSITION-IF-NOT.
Bug #495912 reported by
Tobias C. Rittweiler
This bug affects 1 person
| Affects | Status | Importance | Assigned to | Milestone | |
|---|---|---|---|---|---|
| cltl3 |
New
|
Undecided
|
Unassigned | ||
Bug Description
POSITION etc. should take a :COUNT `n' parameter to return the position
of the `n'th occurence of the passed `item' in the passed `sequence'.
E.g. (position :a '(:a :b :a) :count 2) => 2
(position :a '(:a :b :c) :count 2) => NIL
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