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# AWS::AppMesh::GatewayRoute HttpQueryParameterMatch
<a name="aws-properties-appmesh-gatewayroute-httpqueryparametermatch"></a>

An object representing the query parameter to match.

## Syntax
<a name="aws-properties-appmesh-gatewayroute-httpqueryparametermatch-syntax"></a>

To declare this entity in your CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-appmesh-gatewayroute-httpqueryparametermatch-syntax.json"></a>

```
{
  "[Exact](#cfn-appmesh-gatewayroute-httpqueryparametermatch-exact)" : String
}
```

### YAML
<a name="aws-properties-appmesh-gatewayroute-httpqueryparametermatch-syntax.yaml"></a>

```
  [Exact](#cfn-appmesh-gatewayroute-httpqueryparametermatch-exact): String
```

## Properties
<a name="aws-properties-appmesh-gatewayroute-httpqueryparametermatch-properties"></a>

`Exact`  <a name="cfn-appmesh-gatewayroute-httpqueryparametermatch-exact"></a>
The exact query parameter to match on.  
*Required*: No  
*Type*: String  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)