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# AWS::CloudFront::Function FunctionMetadata
<a name="aws-properties-cloudfront-function-functionmetadata"></a>

Contains metadata about a CloudFront function.

## Syntax
<a name="aws-properties-cloudfront-function-functionmetadata-syntax"></a>

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

### JSON
<a name="aws-properties-cloudfront-function-functionmetadata-syntax.json"></a>

```
{
  "[FunctionARN](#cfn-cloudfront-function-functionmetadata-functionarn)" : String
}
```

### YAML
<a name="aws-properties-cloudfront-function-functionmetadata-syntax.yaml"></a>

```
  [FunctionARN](#cfn-cloudfront-function-functionmetadata-functionarn): String
```

## Properties
<a name="aws-properties-cloudfront-function-functionmetadata-properties"></a>

`FunctionARN`  <a name="cfn-cloudfront-function-functionmetadata-functionarn"></a>
The Amazon Resource Name (ARN) of the function. The ARN uniquely identifies the function.  
*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)