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