# ContactFilter
<a name="API_connect-cases_ContactFilter"></a>

A filter for related items of type `Contact`.

## Contents
<a name="API_connect-cases_ContactFilter_Contents"></a>

 ** channel **   <a name="connect-Type-connect-cases_ContactFilter-channel"></a>
A list of channels to filter on for related items of type `Contact`.  
Type: Array of strings  
Array Members: Minimum number of 0 items. Maximum number of 3 items.  
Length Constraints: Minimum length of 1. Maximum length of 100.  
Required: No

 ** contactArn **   <a name="connect-Type-connect-cases_ContactFilter-contactArn"></a>
A unique identifier of a contact in Amazon Connect.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 500.  
Required: No

## See Also
<a name="API_connect-cases_ContactFilter_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/connectcases-2022-10-03/ContactFilter) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/connectcases-2022-10-03/ContactFilter) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/connectcases-2022-10-03/ContactFilter)