SCARD

await redis.sadd("key", "a", "b", "c"); 
const cardinality = await redis.scard("key");
console.log(cardinality); // 3

Arguments

key

string

required

The key of the set.

How many members are in the set.

await redis.sadd("key", "a", "b", "c"); 
const cardinality = await redis.scard("key");
console.log(cardinality); // 3

⌘I