# HSTRLEN

```json metadata
{
  "title": "HSTRLEN",
  "description": "Returns the length of the value of a field.",
  "categories": ["docs","develop","stack","oss","rs","rc","oss","kubernetes","clients"],
  "arguments": [{"display_text":"key","key_spec_index":0,"name":"key","type":"key"},{"display_text":"field","name":"field","type":"string"}],
  "syntax_fmt": "HSTRLEN key field",
  "complexity": "O(1)",
  "group": "hash",
  "command_flags": ["readonly","fast"],
  "acl_categories": ["@read","@hash","@fast"],
  "since": "3.2.0",
  "arity": 3,
  "key_specs": [{"RO":true,"begin_search":{"spec":{"index":1},"type":"index"},"find_keys":{"spec":{"keystep":1,"lastkey":0,"limit":0},"type":"range"}}],
  "tableOfContents": {"sections":[{"id":"examples","title":"Examples"},{"id":"redis-enterprise-and-redis-cloud-compatibility","title":"Redis Enterprise and Redis Cloud compatibility"},{"id":"return-information","title":"Return information"}]}
}
```













Returns the string length of the value associated with `field` in the hash stored at `key`. If the `key` or the `field` do not exist, 0 is returned.

## Examples


HSET myhash f1 HelloWorld f2 99 f3 -256
HSTRLEN myhash f1
HSTRLEN myhash f2
HSTRLEN myhash f3


## Redis Enterprise and Redis Cloud compatibility

| Redis<br />Enterprise | Redis<br />Cloud | <span style="min-width: 9em; display: table-cell">Notes</span> |
|:----------------------|:-----------------|:------|
| <span title="Supported">&#x2705; Standard</span><br /><span title="Supported"><nobr>&#x2705; Active-Active</nobr></span> | <span title="Supported">&#x2705; Standard</span><br /><span title="Supported"><nobr>&#x2705; Active-Active</nobr></span> |  |

## Return information

{{< multitabs id="hstrlen-return-info" 
    tab1="RESP2" 
    tab2="RESP3" >}}

[Integer reply](../../develop/reference/protocol-spec#integers): the string length of the value associated with the _field_, or zero when the _field_ isn't present in the hash or the _key_ doesn't exist at all.

-tab-sep-

[Integer reply](../../develop/reference/protocol-spec#integers): the string length of the value associated with the _field_, or zero when the _field_ isn't present in the hash or the _key_ doesn't exist at all.