DATATABLE (DXF)

The following group codes are used by the DATATABLE objects.

DATATABLE group codes
Group code	Description
0	Object name (DATATABLE)
5	Handle
102	Start of persistent reactors group; always “{ACAD_REACTORS”
330	Soft-pointer ID/handle to owner dictionary
102	End of persistent reactors group, always “}”
330	Soft-pointer ID/handle to owner object
100	Subclass marker (AcDbDataTable)
70	Version
90	Number of columns
91	Number of valid rows
1	Table name
92, 2	Column type and name; repeats for each column
	One value is written for every row in each column
71	Boolean value
93	Integer value
40	Double value
3	String value
10, 20, 30	2D Point
11, 21, 31	3D Point
331	Soft-pointer ID/handle to object value
360	Hard-pointer ownership ID
350	Soft-pointer ownsership ID
340	Hard-pointer ID/handle
330	Soft-pointer ID/handle