ZCOUNT

Returns the number of elements in the sorted set stored at key filterd by score.

Arguments

key

string

required

The key to get.

min

integer | string

required

The minimum score to filter by.

Use -inf to effectively ignore this filter.

Use (number to include the value.`

max

integer | string

required

The maximum score to filter by.

Use +inf to effectively ignore this filter.

Use number) to include the value.`

Response

The number of elements where score is between min and max.

Example

await redis.zadd("key", 
    { score: 1, member: "one"}, 
    { score: 2, member: "two" },
);
const elements = await redis.zcount("key", 1, "+inf");
console.log(elements); // 1