Documentation for automated readers
A curated documentation index is available at: https://grafana.com/llms.txt
A complete documentation index is available at: https://grafana.com/llms-full.txt
These indexes can help with page discovery before fetching individual documents.
This page is also available in Markdown, which may be easier for automated readers and AI tools to parse than HTML. The Markdown version is available at https://grafana.com/docs/k6/latest/javascript-api/k6-x-redis/client/client-ttl.md, or by sending Accept: text/markdown to https://grafana.com/docs/k6/latest/javascript-api/k6-x-redis/client/client-ttl/. For broader documentation discovery, the curated index is available at https://grafana.com/llms.txt and the complete index is available at https://grafana.com/llms-full.txt.
Menu
Open source
Client.ttl(key)
Returns the remaining time to live of a key that has a timeout.
Parameters
| Parameter | Type | Description |
|---|---|---|
| key | string | the key to get the TTL of. |
Returns
| Type | Resolves with | Rejected when |
|---|---|---|
Promise<number> | On success, the promise resolves with the TTL value in seconds. |
Example
JavaScript
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', 10);
await redisClient.expire('mykey', 100);
const ttl = await redisClient.ttl('mykey');
if (ttl <= 10) {
throw new Error('mykey should have a ttl of 10 <= x < 100');
}
await redisClient.persist('mykey', 100);
}Was this page helpful?
Related resources from Grafana Labs
Additional helpful documentation, links, and articles:
Video

Performance testing and observability in Grafana Cloud
Optimize user experiences with Grafana Cloud. Learn real-time insights, performance testing with k6, and continuous validation with Synthetic Monitoring.
Events

User-centered observability: load testing, real user monitoring, and synthetics
Learn how to use load testing, synthetic monitoring, and real user monitoring (RUM) to understand end users' experience of your apps. Watch on demand.
Choose a product
Viewing: v2.0.x (latest)
Find another version
Scroll for more