# EnvironmentFileType

Type of environment file to be included in the container definition.

- Source: [`aws-ecs/lib/environment-file.ts`](https://github.com/aws/aws-cdk/blob/v2.274.0/packages/aws-cdk-lib/aws-ecs/lib/environment-file.ts#L124)

## Members

| Member | Description |
| --- | --- |
| `S3` | Environment file hosted on S3, referenced by object ARN. |

## Referenced by

- [`EnvironmentFileConfig`](/v2/docs/aws-cdk-lib.aws_ecs.EnvironmentFileConfig).fileType