MediaList
Represents a list of media elements.
Gets the medium item at the specified index.
Gets the number of media in the list.
Gets or sets the parsable textual representation of the media list. This is a comma-separated list of media.
Adds the medium newMedium to the end of the list.
If the newMedium is already used, it is first removed.
Deletes the medium indicated by oldMedium from the list.
Returns an enumerator that iterates through the media in the list.