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Documentation

Client.lset(key, index, element)

Open source

Client.lset(key, index, element)

Sets the list element at index to element.

Parameters

Parameter	Type	Description
`key`	string	key holding the list to set the element of.
`index`	number	index of the element to set.
`element`	string	value to set the element to.

Returns

Type	Resolves with	Rejected when
`Promise<string>`	On success, the promise resolves with `OK`.	If the list does not exist, or the index is out of bounds, the promise is rejected with an error.

Example

import redis from 'k6/experimental/redis';

// Get the redis instance(s) address and password from the environment
const redis_addrs = __ENV.REDIS_ADDRS || '';
const redis_password = __ENV.REDIS_PASSWORD || '';

// Instantiate a new redis client
const redisClient = new redis.Client({
  addrs: redis_addrs.split(',') || new Array('localhost:6379'), // in the form of 'host:port', separated by commas
  password: redis_password,
});

export default async function () {
  await redisClient.rpush('mylist', 'first');
  await redisClient.rpush('mylist', 'second');
  await redisClient.rpush('mylist', 'third');
  await redisClient.lset('mylist', 0, 1);
  await redisClient.lset('mylist', 1, 2);
}