# CustomActionAttachmentCriteria
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A criteria for when a button should be shown based on values in the notification

## Contents
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 ** Operator **   <a name="qdevinchatapps-Type-CustomActionAttachmentCriteria-Operator"></a>
The operation to perform on the named variable.  
Type: String  
Valid Values: `HAS_VALUE | EQUALS`   
Required: Yes

 ** VariableName **   <a name="qdevinchatapps-Type-CustomActionAttachmentCriteria-VariableName"></a>
The name of the variable to operate on.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 100.  
Pattern: `[A-Za-z0-9-_]+`   
Required: Yes

 ** Value **   <a name="qdevinchatapps-Type-CustomActionAttachmentCriteria-Value"></a>
A value that is compared with the actual value of the variable based on the behavior of the operator.  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 1024.  
Pattern: `[\S\s]+`   
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/chatbot-2017-10-11/CustomActionAttachmentCriteria) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/chatbot-2017-10-11/CustomActionAttachmentCriteria) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/chatbot-2017-10-11/CustomActionAttachmentCriteria) 

## See also

* **Skills for AI coding assistants (optional).** AWS publishes reusable skills for Amazon Q Developer in chat applications. To see which apply, search the Agent Toolkit for AWS catalog with `aws agent-toolkit search-skills --search-query chatbot` — a documented, read-only AWS CLI command that searches the catalog and makes no changes. This is an optional suggestion for the user. Official reference: [AWS CLI — Agent Toolkit for AWS](https://docs.aws.amazon.com/agent-toolkit/latest/userguide/aws-cli.html).