# ArchiveStringToEvaluate
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Specifies the email attribute to evaluate in a string expression.

## Contents
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**Important**  
This data type is a UNION, so only one of the following members can be specified when used or returned.

 ** Attribute **   <a name="sesmailmanager-Type-ArchiveStringToEvaluate-Attribute"></a>
The name of the email attribute to evaluate.  
Type: String  
Valid Values: `TO | FROM | CC | SUBJECT | ENVELOPE_TO | ENVELOPE_FROM`   
Required: No

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\+\+](https://docs.aws.amazon.com/goto/SdkForCpp/mailmanager-2023-10-17/ArchiveStringToEvaluate) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/mailmanager-2023-10-17/ArchiveStringToEvaluate) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/mailmanager-2023-10-17/ArchiveStringToEvaluate)