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FIXED: documentation of countall/2 (#1976)

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Markus Triska
2023-09-05 19:42:55 +02:00
parent d54c3369b3
commit 1967518fa2
1 changed files with 3 additions and 3 deletions
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6
src/lib/iso_ext.pl
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@@ -358,10 +358,10 @@ call_nth_nesting(C, ID) :-
bb_put(ID, 0),
bb_put(i_call_nth_counter, C).
%% countall(Goal, N).
%% countall(G_0, N).
%
% countall(Goal, N) counts all solutions of Goal and unifies N with
% this number of solutions. This predicate always succeeds once.
% countall(G_0, N) is true iff N unifies with the total number of
% answers of call(G_0).
:- meta_predicate(countall(0, ?)).