{
    "ZINTERCARD": {
        "summary": "Intersect multiple sorted sets and return the cardinality of the result",
        "complexity": "O(N*K) worst case with N being the smallest input sorted set, K being the number of input sorted sets.",
        "group": "sorted_set",
        "since": "7.0.0",
        "arity": -3,
        "function": "zinterCardCommand",
        "get_keys_function": "zunionInterDiffGetKeys",
        "command_flags": [
            "READONLY"
        ],
        "acl_categories": [
            "SORTEDSET"
        ],
        "key_specs": [
            {
                "flags": [
                    "RO",
                    "ACCESS"
                ],
                "begin_search": {
                    "index": {
                        "pos": 1
                    }
                },
                "find_keys": {
                    "keynum": {
                        "keynumidx": 0,
                        "firstkey": 1,
                        "step": 1
                    }
                }
            }
        ],
        "arguments": [
            {
                "name": "numkeys",
                "type": "integer"
            },
            {
                "name": "key",
                "type": "key",
                "key_spec_index": 0,
                "multiple": true
            },
            {
                "token": "LIMIT",
                "name": "limit",
                "type": "integer",
                "optional": true
            }
        ]
    }
}