This is documentation for the next version of K6. For the latest stable release, go to the latest version.

Documentation

Client.spop(key)

Open source

Client.spop(key)

Removes and returns a random element from the set value stored at key.

Parameters

Parameter	Type	Description
`key`	string	The key value holding the set to get a random member of.

Returns

Type	Resolves with	Rejected when
`Promise<string>`	On success, the promise resolves to the returned set member.	If the set doesn’t exist, the promise is rejected with an error.

Example

import redis from 'k6/experimental/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');
  await redisClient.spop('myset');

  const members = await redisClient.smembers('myset');
  if (members.length !== 1) {
    throw new Error('sismember should have length 1');
  }
}