Remove the data associated with a given type.
The actual effect that will be used, and should always be one of the possible values of effectAllowed.
Specifies the effects that are allowed for this drag.
Retrieves the data for a given type, or an empty string if data for that type does not exist or the data transfer contains no data.
Set the data for a given type.
Set the image to be used for dragging if a custom one is desired.
An element to use as the drag feedback image.
Horizontal offset within the image.
Vertical offset within the image.
An array of the drag data formats (as strings) that were set in the dragstart event.