# TagResource
<a name="API_TagResource"></a>

Tags the resource with a tag key and value.

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

```
POST /tags/resourceArn HTTP/1.1
Content-type: application/json

{
   "tags": { 
      "string" : "string" 
   }
}
```

## URI Request Parameters
<a name="API_TagResource_RequestParameters"></a>

The request uses the following URI parameters.

 ** [resourceArn](#API_TagResource_RequestSyntax) **   <a name="amplify-TagResource-request-uri-resourceArn"></a>
 The Amazon Resource Name (ARN) to use to tag a resource.   
Length Constraints: Minimum length of 0. Maximum length of 2048.  
Pattern: `^arn:aws:amplify:.*`   
Required: Yes

## Request Body
<a name="API_TagResource_RequestBody"></a>

The request accepts the following data in JSON format.

 ** [tags](#API_TagResource_RequestSyntax) **   <a name="amplify-TagResource-request-tags"></a>
The tags used to tag the resource.   
Type: String to string map  
Map Entries: Minimum number of 0 items. Maximum number of 50 items.  
Key Length Constraints: Minimum length of 1. Maximum length of 128.  
Key Pattern: `^(?!aws:)[a-zA-Z+-=._:/]+$`   
Value Length Constraints: Maximum length of 256.  
Value Pattern: `^([\p{L}\p{Z}\p{N}_.:/=+\-@]*)$`   
Required: Yes

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

```
HTTP/1.1 200
```

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

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

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

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

 ** BadRequestException **   
A request contains unexpected data.   
HTTP Status Code: 400

 ** InternalFailureException **   
The service failed to perform an operation due to an internal issue.   
HTTP Status Code: 500

 ** ResourceNotFoundException **   
An operation failed due to a non-existent resource.   
HTTP Status Code: 404

## See Also
<a name="API_TagResource_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/amplify-2017-07-25/TagResource) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/amplify-2017-07-25/TagResource) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/amplify-2017-07-25/TagResource) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/amplify-2017-07-25/TagResource) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/amplify-2017-07-25/TagResource) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/amplify-2017-07-25/TagResource) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/amplify-2017-07-25/TagResource) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/amplify-2017-07-25/TagResource) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/amplify-2017-07-25/TagResource) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/amplify-2017-07-25/TagResource)