# ListThingsInThingGroup


Lists the things in the specified group.

Requires permission to access the [ListThingsInThingGroup](https://docs.aws.amazon.com/service-authorization/latest/reference/list_awsiot.html#awsiot-actions-as-permissions) action.

## Request Syntax


```
GET /thing-groups/thingGroupName/things?maxResults=maxResults&nextToken=nextToken&recursive=recursive HTTP/1.1
```

## URI Request Parameters


The request uses the following URI parameters.

 ** [maxResults](#API_ListThingsInThingGroup_RequestSyntax) **   <a name="iot-ListThingsInThingGroup-request-uri-maxResults"></a>
The maximum number of results to return at one time.  
Valid Range: Minimum value of 1. Maximum value of 250.

 ** [nextToken](#API_ListThingsInThingGroup_RequestSyntax) **   <a name="iot-ListThingsInThingGroup-request-uri-nextToken"></a>
To retrieve the next set of results, the `nextToken` value from a previous response; otherwise **null** to receive the first set of results.

 ** [recursive](#API_ListThingsInThingGroup_RequestSyntax) **   <a name="iot-ListThingsInThingGroup-request-uri-recursive"></a>
When true, list things in this thing group and in all child groups as well.

 ** [thingGroupName](#API_ListThingsInThingGroup_RequestSyntax) **   <a name="iot-ListThingsInThingGroup-request-uri-thingGroupName"></a>
The thing group name.  
Length Constraints: Minimum length of 1. Maximum length of 128.  
Pattern: `[a-zA-Z0-9:_-]+`   
Required: Yes

## Request Body


The request does not have a request body.

## Response Syntax


```
HTTP/1.1 200
Content-type: application/json

{
   "nextToken": "string",
   "things": [ "string" ]
}
```

## Response Elements


If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.

 ** [nextToken](#API_ListThingsInThingGroup_ResponseSyntax) **   <a name="iot-ListThingsInThingGroup-response-nextToken"></a>
The token to use to get the next set of results, or **null** if there are no additional results.  
Type: String

 ** [things](#API_ListThingsInThingGroup_ResponseSyntax) **   <a name="iot-ListThingsInThingGroup-response-things"></a>
The things in the specified thing group.  
Type: Array of strings  
Length Constraints: Minimum length of 1. Maximum length of 128.  
Pattern: `[a-zA-Z0-9:_-]+` 

## Errors


 ** InternalFailureException **   
An unexpected error has occurred.    
 ** message **   
The message for the exception.
HTTP Status Code: 500

 ** InvalidRequestException **   
The request is not valid.    
 ** message **   
The message for the exception.
HTTP Status Code: 400

 ** ResourceNotFoundException **   
The specified resource does not exist.    
 ** message **   
The message for the exception.
HTTP Status Code: 404

 ** ThrottlingException **   
The rate exceeds the limit.    
 ** message **   
The message for the exception.
HTTP Status Code: 400

## See Also


For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS Command Line Interface V2](https://docs.aws.amazon.com/goto/cli2/iot-2015-05-28/ListThingsInThingGroup) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/iot-2015-05-28/ListThingsInThingGroup) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/iot-2015-05-28/ListThingsInThingGroup) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/iot-2015-05-28/ListThingsInThingGroup) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/iot-2015-05-28/ListThingsInThingGroup) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/iot-2015-05-28/ListThingsInThingGroup) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/iot-2015-05-28/ListThingsInThingGroup) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/iot-2015-05-28/ListThingsInThingGroup) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/iot-2015-05-28/ListThingsInThingGroup) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/iot-2015-05-28/ListThingsInThingGroup)