Returns the property list for the specified type from the first item in the receiver that contains the type.
- macOS 10.0+
The pasteboard data type containing the property-list data.
A property list of objects of the specified type, obtained from the first item in the receiver that contains the type. The returned property list can contain any combination of objects, as long as each object is a valid property-list type (for a list of types, see Property list).
This method invokes the