# Bucket
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 In terms of implementation, a Bucket is a resource. 

## Contents
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 ** BucketArn **   <a name="AmazonS3-Type-Bucket-BucketArn"></a>
The Amazon Resource Name (ARN) of the S3 bucket. ARNs uniquely identify Amazon resources across all of Amazon.  
This parameter is only supported for S3 directory buckets. For more information, see [Using tags with directory buckets](https://docs.amazonaws.cn/AmazonS3/latest/userguide/directory-buckets-tagging.html).
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 128.  
Pattern: `arn:[^:]+:(s3|s3express):.*`   
Required: No

 ** BucketRegion **   <a name="AmazonS3-Type-Bucket-BucketRegion"></a>
 `BucketRegion` indicates the Amazon region where the bucket is located. If the request contains at least one valid parameter, it is included in the response.  
Type: String  
Required: No

 ** CreationDate **   <a name="AmazonS3-Type-Bucket-CreationDate"></a>
Date the bucket was created. This date can change when making changes to your bucket, such as editing its bucket policy.  
Type: Timestamp  
Required: No

 ** Name **   <a name="AmazonS3-Type-Bucket-Name"></a>
The name of the bucket.  
Type: String  
Required: No

## See Also
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For more information about using this API in one of the language-specific Amazon SDKs, see the following:
+  [Amazon SDK for C\+\+](https://docs.amazonaws.cn/goto/SdkForCpp/s3-2006-03-01/Bucket) 
+  [Amazon SDK for Java V2](https://docs.amazonaws.cn/goto/SdkForJavaV2/s3-2006-03-01/Bucket) 
+  [Amazon SDK for Ruby V3](https://docs.amazonaws.cn/goto/SdkForRubyV3/s3-2006-03-01/Bucket)