ZINTERCARDReturn the cardinality of the intersection of the given sorted sets.
| Syntax | ZINTERCARD numkeys key [key ...] [LIMIT limit] |
| Group | zset |
| Arity | -3 |
| Since | 1.0.0 |
| Flags | readonly |
| Complexity | O(sum of the source cardinalities) — LIMIT does not short-circuit the gather, only the combine |
| Redis compatibility | full |