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OPTIONAL field MAY be null #351

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Oct 7, 2016
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OPTIONAL field MAY be null #351

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5 changes: 3 additions & 2 deletions config.md
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Expand Up @@ -48,6 +48,8 @@ Since the [configuration JSON](#image-json) that gets hashed references hashes o

## Properties

Note: Any OPTIONAL field MAY also be set to null, which is equivalent to being absent.

- **created** *string*, OPTIONAL

An ISO-8601 formatted combined date and time at which the image was created.
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- **Entrypoint** *array of strings*, OPTIONAL

A list of arguments to use as the command to execute when the container starts.
This value acts as a default and is replaced by an entrypoint specified when creating a container. This field MAY be null.
This value acts as a default and is replaced by an entrypoint specified when creating a container.

- **Cmd** *array of strings*, OPTIONAL

Expand All @@ -124,7 +126,6 @@ Since the [configuration JSON](#image-json) that gets hashed references hashes o
- **Volumes** *object*, OPTIONAL

A set of directories which should be created as data volumes in a container running this image.
This field MAY be null.
If a file or folder exists within the image with the same path as a data volume, that file or folder is replaced with the data volume and is never merged.
**NOTE:** This JSON structure value is unusual because it is a direct JSON serialization of the Go type `map[string]struct{}` and is represented in JSON as an object mapping its keys to an empty object.

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