# CreateEnvironmentMembership
<a name="API_CreateEnvironmentMembership"></a>

Adds an environment member to an AWS Cloud9 development environment.

**Important**  
 AWS Cloud9 is no longer available to new customers. Existing customers of AWS Cloud9 can continue to use the service as normal. [Learn more"](http://aws.amazon.com/blogs/devops/how-to-migrate-from-aws-cloud9-to-aws-ide-toolkits-or-aws-cloudshell/) 

## Request Syntax
<a name="API_CreateEnvironmentMembership_RequestSyntax"></a>

```
{
   "environmentId": "string",
   "permissions": "string",
   "userArn": "string"
}
```

## Request Parameters
<a name="API_CreateEnvironmentMembership_RequestParameters"></a>

For information about the parameters that are common to all actions, see [Common Parameters](CommonParameters.md).

The request accepts the following data in JSON format.

 ** [environmentId](#API_CreateEnvironmentMembership_RequestSyntax) **   <a name="cloud9-CreateEnvironmentMembership-request-environmentId"></a>
The ID of the environment that contains the environment member you want to add.  
Type: String  
Pattern: `^[a-zA-Z0-9]{8,32}$`   
Required: Yes

 ** [permissions](#API_CreateEnvironmentMembership_RequestSyntax) **   <a name="cloud9-CreateEnvironmentMembership-request-permissions"></a>
The type of environment member permissions you want to associate with this environment member. Available values include:  
+  `read-only`: Has read-only access to the environment.
+  `read-write`: Has read-write access to the environment.
Type: String  
Valid Values: `read-write | read-only`   
Required: Yes

 ** [userArn](#API_CreateEnvironmentMembership_RequestSyntax) **   <a name="cloud9-CreateEnvironmentMembership-request-userArn"></a>
The Amazon Resource Name (ARN) of the environment member you want to add.  
Type: String  
Pattern: `^arn:(aws|aws-cn|aws-us-gov|aws-iso|aws-iso-b):(iam|sts)::\d+:(root|(user\/[\w+=/:,.@-]{1,64}|federated-user\/[\w+=/:,.@-]{2,32}|assumed-role\/[\w+=:,.@-]{1,64}\/[\w+=,.@-]{1,64}))$`   
Required: Yes

## Response Syntax
<a name="API_CreateEnvironmentMembership_ResponseSyntax"></a>

```
{
   "membership": { 
      "environmentId": "string",
      "lastAccess": number,
      "permissions": "string",
      "userArn": "string",
      "userId": "string"
   }
}
```

## Response Elements
<a name="API_CreateEnvironmentMembership_ResponseElements"></a>

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

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

 ** [membership](#API_CreateEnvironmentMembership_ResponseSyntax) **   <a name="cloud9-CreateEnvironmentMembership-response-membership"></a>
Information about the environment member that was added.  
Type: [EnvironmentMember](API_EnvironmentMember.md) object

## Errors
<a name="API_CreateEnvironmentMembership_Errors"></a>

For information about the errors that are common to all actions, see [Common Error Types](CommonErrors.md).

 ** BadRequestException **   
The target request is invalid.  
HTTP Status Code: 400

 ** ConflictException **   
A conflict occurred.  
HTTP Status Code: 400

 ** ForbiddenException **   
An access permissions issue occurred.  
HTTP Status Code: 400

 ** InternalServerErrorException **   
An internal server error occurred.  
HTTP Status Code: 500

 ** LimitExceededException **   
A service limit was exceeded.  
HTTP Status Code: 400

 ** NotFoundException **   
The target resource cannot be found.  
HTTP Status Code: 400

 ** TooManyRequestsException **   
Too many service requests were made over the given time period.  
HTTP Status Code: 400

## Examples
<a name="API_CreateEnvironmentMembership_Examples"></a>

### Example
<a name="API_CreateEnvironmentMembership_Example_1"></a>

The following example adds the specified environment member to the specified AWS Cloud9 development environment.

#### Sample Request
<a name="API_CreateEnvironmentMembership_Example_1_Request"></a>

```
POST / HTTP/1.1
Host: cloud9.<region>.amazonaws.com
Accept-Encoding: identity
Content-Type: application/x-amz-json-1.1
X-Amz-Date: <Date>
User-Agent: <UserAgentString>
X-Amz-Target: AWSCloud9WorkspaceManagementService.CreateEnvironmentMembership
Content-Length: <PayloadSizeBytes>
Authorization: AWS4-HMAC-SHA256 Credential=<Credential>, SignedHeaders=<Headers>, Signature=<Signature>

{
  "environmentId": "8d9967e2f0624182b74e7690ad69ebEX", 
  "permissions": "read-write", 
  "userArn": "arn:aws:iam::123456789012:user/AnotherDemoUser"
}
```

#### Sample Response
<a name="API_CreateEnvironmentMembership_Example_1_Response"></a>

```
HTTP/1.1 200 OK
Date: <Date>
Content-Type: application/x-amz-json-1.1
Content-Length: <PayloadSizeBytes>
x-amzn-RequestId: <RequestId>
Connection: Keep-alive

{
  "membership": {
    "environmentId": "8d9967e2f0624182b74e7690ad69ebEX",
    "permissions": "read-write",
    "userArn": "arn:aws:iam::123456789012:user/AnotherDemoUser",
    "userId": "AIDAJ3BA6O2FMJWCWXHEX"
  }
}
```

## See Also
<a name="API_CreateEnvironmentMembership_SeeAlso"></a>

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/cloud9-2017-09-23/CreateEnvironmentMembership) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/cloud9-2017-09-23/CreateEnvironmentMembership) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/cloud9-2017-09-23/CreateEnvironmentMembership) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/cloud9-2017-09-23/CreateEnvironmentMembership) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/cloud9-2017-09-23/CreateEnvironmentMembership) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/cloud9-2017-09-23/CreateEnvironmentMembership) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/cloud9-2017-09-23/CreateEnvironmentMembership) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/cloud9-2017-09-23/CreateEnvironmentMembership) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/cloud9-2017-09-23/CreateEnvironmentMembership) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/cloud9-2017-09-23/CreateEnvironmentMembership)