# CopyObjectResult
<a name="API_CopyObjectResult"></a>

Container for all response elements.

## Contents
<a name="API_CopyObjectResult_Contents"></a>

 ** ChecksumCRC32 **   <a name="AmazonS3-Type-CopyObjectResult-ChecksumCRC32"></a>
The Base64 encoded, 32-bit `CRC32` checksum of the object. This checksum is only present if the object was uploaded with the object. For more information, see [ Checking object integrity](https://docs.aws.amazon.com/AmazonS3/latest/userguide/checking-object-integrity.html) in the *Amazon S3 User Guide*.  
Type: String  
Required: No

 ** ChecksumCRC32C **   <a name="AmazonS3-Type-CopyObjectResult-ChecksumCRC32C"></a>
The Base64 encoded, 32-bit `CRC32C` checksum of the object. This checksum is only present if the checksum was uploaded with the object. For more information, see [ Checking object integrity](https://docs.aws.amazon.com/AmazonS3/latest/userguide/checking-object-integrity.html) in the *Amazon S3 User Guide*.  
Type: String  
Required: No

 ** ChecksumCRC64NVME **   <a name="AmazonS3-Type-CopyObjectResult-ChecksumCRC64NVME"></a>
The Base64 encoded, 64-bit `CRC64NVME` checksum of the object. This checksum is present if the object being copied was uploaded with the `CRC64NVME` checksum algorithm, or if the object was uploaded without a checksum (and Amazon S3 added the default checksum, `CRC64NVME`, to the uploaded object). For more information, see [Checking object integrity](https://docs.aws.amazon.com/AmazonS3/latest/userguide/checking-object-integrity.html) in the *Amazon S3 User Guide*.  
Type: String  
Required: No

 ** ChecksumSHA1 **   <a name="AmazonS3-Type-CopyObjectResult-ChecksumSHA1"></a>
The Base64 encoded, 160-bit `SHA1` digest of the object. This checksum is only present if the checksum was uploaded with the object. For more information, see [ Checking object integrity](https://docs.aws.amazon.com/AmazonS3/latest/userguide/checking-object-integrity.html) in the *Amazon S3 User Guide*.  
Type: String  
Required: No

 ** ChecksumSHA256 **   <a name="AmazonS3-Type-CopyObjectResult-ChecksumSHA256"></a>
The Base64 encoded, 256-bit `SHA256` digest of the object. This checksum is only present if the checksum was uploaded with the object. For more information, see [ Checking object integrity](https://docs.aws.amazon.com/AmazonS3/latest/userguide/checking-object-integrity.html) in the *Amazon S3 User Guide*.  
Type: String  
Required: No

 ** ChecksumType **   <a name="AmazonS3-Type-CopyObjectResult-ChecksumType"></a>
The checksum type that is used to calculate the object’s checksum value. For more information, see [Checking object integrity](https://docs.aws.amazon.com/AmazonS3/latest/userguide/checking-object-integrity.html) in the *Amazon S3 User Guide*.  
Type: String  
Valid Values: `COMPOSITE | FULL_OBJECT`   
Required: No

 ** ETag **   <a name="AmazonS3-Type-CopyObjectResult-ETag"></a>
Returns the ETag of the new object. The ETag reflects only changes to the contents of an object, not its metadata.  
Type: String  
Required: No

 ** LastModified **   <a name="AmazonS3-Type-CopyObjectResult-LastModified"></a>
Creation date of the object.  
Type: Timestamp  
Required: No

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

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/s3-2006-03-01/CopyObjectResult) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/s3-2006-03-01/CopyObjectResult) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/s3-2006-03-01/CopyObjectResult)