Client.set(key, value, expiration)

Set the value of a key, with a time to live equal to the expiration time parameter (in seconds). If the key already holds a value, it is overwritten.

Parameters

Parameter	Type	Description
`key`	string	the key to set
`value`	string, number, or boolean	the value to set
`expiration`	integer	the time to live in seconds. the `0` value indicates no expiration.

Returns

Type	Resolves with	Rejected when
`Promise<string>`	On success, the promise resolves with ‘OK’.	If the provided `value` is not of a supported type, the promise is rejected with an error.

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.set('mykey', 'myvalue', 0);

  const exists = await redisClient.exists('mykey');
  if (exists === false) {
    throw new Error('mykey should exist');
  }

  const value = await redisClient.get('mykey');
  console.log(`set key 'mykey' to value: ${value}`);

  await redisClient.del('mykey');
}