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Documentation Index

Fetch the complete documentation index at: https://upstash.com/docs/llms.txt

Use this file to discover all available pages before exploring further.

Arguments

keys
...string[]
required
One or more keys to check.

Response

The number of keys that exist
await redis.set("key1", "value1")
await redis.set("key2", "value2")
const keys = await redis.exists("key1", "key2", "key3");
console.log(keys) // 2