# ParameterDefinitionProperty

A list of parameter values to add to the resource.

A parameter is specified as a key-value pair. A valid parameter value must exist for any parameter that is marked as required in the multi-tenant distribution.

- Source: Generated code
- Type last changed: v2.194.0 · 2 May 2025

## Example

```ts
// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import { aws_cloudfront as cloudfront } from 'aws-cdk-lib';
const parameterDefinitionProperty: cloudfront.CfnDistribution.ParameterDefinitionProperty = {
  definition: {
    stringSchema: {
      required: false,

      // the properties below are optional
      comment: 'comment',
      defaultValue: 'defaultValue',
    },
  },
  name: 'name',
};
```

## Properties

- `definition`: [IResolvable](/cdk/api/v2/docs/aws-cdk-lib.IResolvable.html) | [CfnDistribution.DefinitionProperty](/cdk/api/v2/docs/aws-cdk-lib.aws_cloudfront.CfnDistribution.DefinitionProperty.html) (required) — The value that you assigned to the parameter.

- `name`: string (required) — The name of the parameter.