# AWS::CloudFormation::Stack Output

## Syntax

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

### JSON

<pre>
{
    "<a href="#description" title="Description">Description</a>" : <i>String</i>,
    "<a href="#exportname" title="ExportName">ExportName</a>" : <i>String</i>,
    "<a href="#outputkey" title="OutputKey">OutputKey</a>" : <i>String</i>,
    "<a href="#outputvalue" title="OutputValue">OutputValue</a>" : <i>String</i>
}
</pre>

### YAML

<pre>
<a href="#description" title="Description">Description</a>: <i>String</i>
<a href="#exportname" title="ExportName">ExportName</a>: <i>String</i>
<a href="#outputkey" title="OutputKey">OutputKey</a>: <i>String</i>
<a href="#outputvalue" title="OutputValue">OutputValue</a>: <i>String</i>
</pre>

## Properties

#### Description

_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)

#### ExportName

_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)

#### OutputKey

_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)

#### OutputValue

_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)