representation
The data source’s representation depending on its MIME type.
Declaration
var representation: (any WebDocumentRepresentation)! { get }Discussion
nil if the data source is in the process of being loaded and this method is invoked before loading is complete.
You can specify the mapping between a representation and MIME type using the ``WebView/registerClass(_:representationClass:forMIMEType:)```WebView` class method.