# AppliedExtension
<a name="API_AppliedExtension"></a>

An extension that was invoked during a deployment.

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

 ** ExtensionAssociationId **   <a name="appconfig-Type-AppliedExtension-ExtensionAssociationId"></a>
The system-generated ID for the association.  
Type: String  
Pattern: `[a-z0-9]{4,7}`   
Required: No

 ** ExtensionId **   <a name="appconfig-Type-AppliedExtension-ExtensionId"></a>
The system-generated ID of the extension.  
Type: String  
Pattern: `[a-z0-9]{4,7}`   
Required: No

 ** Parameters **   <a name="appconfig-Type-AppliedExtension-Parameters"></a>
One or more parameters for the actions called by the extension.  
Type: String to string map  
Map Entries: Minimum number of 0 items. Maximum number of 10 items.  
Key Pattern: `^[^\/#:\n]{1,64}$`   
Value Length Constraints: Minimum length of 1. Maximum length of 2048.  
Required: No

 ** VersionNumber **   <a name="appconfig-Type-AppliedExtension-VersionNumber"></a>
The extension version number.  
Type: Integer  
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/appconfig-2019-10-09/AppliedExtension) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/appconfig-2019-10-09/AppliedExtension) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/appconfig-2019-10-09/AppliedExtension)