Sorted Set
ZCARD
Returns the number of elements in the sorted set stored at key.
Arguments
keybodystringrequired
The key to get.
Response
integerrequired
The number of elements in the sorted set.
Example
await redis.zadd("key", { score: 1, member: "one"}, { score: 2, member: "two" },);const elements = await redis.zrank("key");console.log(elements); // 2