# Source: https://upstash.com/docs/redis/sdks/ts/commands/json/arrlen.md

# Source: https://upstash.com/docs/redis/sdks/py/commands/json/arrlen.md

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# JSON.ARRLEN

> Report the length of the JSON array at `path` in `key`.

## Arguments

<ParamField body="key" type="str" required>
  The key of the json entry.
</ParamField>

<ParamField body="path" type="str" required>
  The path of the array. `$` is the root.
</ParamField>

## Response

<ResponseField type="List[int]" required>
  The length of the array.
</ResponseField>

<RequestExample>
  ```py Example theme={"system"}
  length = redis.json.arrlen("key", "$.path.to.array")
  ```
</RequestExample>