Important: This documentation is about an older version. It's relevant only to the release noted, many of the features and functions have been updated or replaced. Please view the current version.
Client.decr(key)
Decrements the number stored at key
by one. If the key does not exist, it is set to zero before performing the operation.
Parameters
Returns
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.set('mykey', 10, 0);
let value;
value = await redisClient.incr('mykey');
value = await redisClient.incrBy('mykey', value);
value = await redisClient.decrBy('mykey', value);
value = await redisClient.decr('mykey');
if (value !== -1) {
throw new Error('mykey should have been -1');
}
}