# DocumentRequires
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An SSM document required by the current document.

## Contents
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 ** Name **   <a name="systemsmanager-Type-DocumentRequires-Name"></a>
The name of the required SSM document. The name can be an Amazon Resource Name (ARN).  
Type: String  
Pattern: `^[a-zA-Z0-9_\-.:/]{3,128}$`   
Required: Yes

 ** RequireType **   <a name="systemsmanager-Type-DocumentRequires-RequireType"></a>
The document type of the required SSM document.  
Type: String  
Length Constraints: Maximum length of 128.  
Pattern: `^[a-zA-Z0-9_\-.]{1,128}$`   
Required: No

 ** Version **   <a name="systemsmanager-Type-DocumentRequires-Version"></a>
The document version required by the current document.  
Type: String  
Pattern: `([$]LATEST|[$]DEFAULT|^[1-9][0-9]*$)`   
Required: No

 ** VersionName **   <a name="systemsmanager-Type-DocumentRequires-VersionName"></a>
An optional field specifying the version of the artifact associated with the document. For example, 12.6. This value is unique across all versions of a document, and can't be changed.  
Type: String  
Pattern: `^[a-zA-Z0-9_\-.]{1,128}$`   
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\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/ssm-2014-11-06/DocumentRequires) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/ssm-2014-11-06/DocumentRequires) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/ssm-2014-11-06/DocumentRequires)