> ## 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.

# HPEXPIRETIME

> Retrieves the expiration time of a field in a hash in milliseconds.

## Arguments

<ParamField body="key" type="string" required>
  The key of the hash.
</ParamField>

<ParamField body="fields" type="string | number | (string | number)[]" required>
  The field(s) to retrieve the expiration time for.
</ParamField>

## Response

<ResponseField type="integer" required>
  The expiration time in milliseconds since the Unix epoch.

  * `-2` if the field does not exist in the hash or if the key doesn't exist.
  * `-1` if the field exists but has no associated expiration.

  For more details, see [HPEXPIRETIME documentation](https://redis.io/commands/hpexpiretime).
</ResponseField>

<RequestExample>
  ```ts Example theme={"system"}
  await redis.hset("my-key", "my-field", "my-value");
  await redis.hpexpireat("my-key", "my-field", Date.now() + 1000);
  const expireTime = await redis.hpexpiretime("my-key", "my-field");

  console.log(expireTime); // e.g., 1697059200000
  ```
</RequestExample>