# WorkflowExecutionFilter
<a name="API_WorkflowExecutionFilter"></a>

Used to filter the workflow executions in visibility APIs by their `workflowId`.

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

 ** workflowId **   <a name="SWF-Type-WorkflowExecutionFilter-workflowId"></a>
The workflowId to pass of match the criteria of this filter.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 256.  
Required: Yes

## 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/swf-2012-01-25/WorkflowExecutionFilter) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/swf-2012-01-25/WorkflowExecutionFilter) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/swf-2012-01-25/WorkflowExecutionFilter) 

## See also

* **Skills for AI coding assistants (optional).** AWS publishes reusable skills for Amazon Simple Workflow Service. To see which apply, search the Agent Toolkit for AWS catalog with `aws agent-toolkit search-skills --search-query amazonswf` — 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).