TOPK.QUERY key item [item ...]
@topk
,
@read
,
@slow
,
Checks whether one or more items are one of the Top-K items.
redis> TOPK.QUERY topk 42 nonexist
1) (integer) 1
2) (integer) 0
One of the following:
1
if an item is in the Top-K or 0
otherwise.