Client.sadd(key, members)

Adds the specified members to the set stored at key. Specified members that are already a member of this set are ignored. If key does not exist, a new set is created before adding the specified members.

Parameters

Parameter	Type	Description
`key`	string	key holding the set to add the members to.
`members`	a variadic array of strings, numbers, or booleans	members to add to the set.

Returns

Type	Resolves with	Rejected when
`Promise<number>`	On success, the promise resolves with the number of elements that were added to the set, not including elements already present in the set.

Example

import redis from 'k6/x/redis';

// Instantiate a new redis client
const redisClient = new redis.Client('redis://localhost:6379');

export default async function () {
  await redisClient.sadd('myset', 'foo');
  await redisClient.sadd('myset', 'bar');

  const isit = await redisClient.sismember('myset', 'foo');
  if (isit === false) {
    throw new Error('sismember should have returned true');
  }
}