> **Experimental**
>
> `@aws-cdk/aws-imagebuilder-alpha` is an [**experimental**](/stability) (alpha) package: its API may change in any release, without a major version bump.
# ComponentDocumentParameterDefinition

The definition of the parameter.

- Stability: [Experimental](/cdk/api/stability.html)
- Source: [`lib/component.ts`](https://github.com/aws/aws-cdk/blob/v2.275.0-alpha.0/packages/@aws-cdk/aws-imagebuilder-alpha/lib/component.ts#L367)

## Example

```ts
// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import * as imagebuilder_alpha from '@aws-cdk/aws-imagebuilder-alpha';

declare const default_: any;
const componentDocumentParameterDefinition: imagebuilder_alpha.ComponentDocumentParameterDefinition = {
  type: imagebuilder_alpha.ComponentParameterType.STRING,

  // the properties below are optional
  default: default_,
  description: 'description',
};
```

## Properties

- `default`: any — The default value of the parameter.

  **Default:** none, indicating the parameter is required

- `description`: string = None — The description of the parameter.

- `type`: [ComponentParameterType](/cdk/api/v2/docs/@aws-cdk_aws-imagebuilder-alpha.ComponentParameterType.html) (required) — The type of the parameter.