# DocumentDefaultVersionDescription
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A default version of a document.

## Contents
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 ** DefaultVersion **   <a name="systemsmanager-Type-DocumentDefaultVersionDescription-DefaultVersion"></a>
The default version of the document.  
Type: String  
Pattern: `([$]LATEST|[$]DEFAULT|^[1-9][0-9]*$)`   
Required: No

 ** DefaultVersionName **   <a name="systemsmanager-Type-DocumentDefaultVersionDescription-DefaultVersionName"></a>
The default version of the artifact associated with the document.  
Type: String  
Pattern: `^[a-zA-Z0-9_\-.]{1,128}$`   
Required: No

 ** Name **   <a name="systemsmanager-Type-DocumentDefaultVersionDescription-Name"></a>
The name of the document.  
Type: String  
Pattern: `^[a-zA-Z0-9_\-.]{3,128}$`   
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/ssm-2014-11-06/DocumentDefaultVersionDescription) 
+  [Amazon SDK for Java V2](https://docs.amazonaws.cn/goto/SdkForJavaV2/ssm-2014-11-06/DocumentDefaultVersionDescription) 
+  [Amazon SDK for Ruby V3](https://docs.amazonaws.cn/goto/SdkForRubyV3/ssm-2014-11-06/DocumentDefaultVersionDescription)