Using Programming Languages other than VBA

Sub Example_GetXData()
	' This example creates a line and attaches extended data to that line.

	' Create the line
	Dim lineObj As AcadLine
	Dim startPt(0 To 2) As Double, endPt(0 To 2) As Double
	startPt(0) = 1#: startPt(1) = 1#: startPt(2) = 0#
	endPt(0) = 5#: endPt(1) = 5#: endPt(2) = 0#
	Set lineObj = ThisDrawing.ModelSpace.AddLine(startPt, endPt)
	ZoomAll

	' Initialize all the xdata values. Note that first data in the list should be
	' application name and first datatype code should be 1001
	Dim DataType(0 To 9) As Integer
	Dim Data(0 To 9) As Variant
	Dim reals3(0 To 2) As Double
	Dim worldPos(0 To 2) As Double

	DataType(0) = 1001: Data(0) = "Test_Application"
	DataType(1) = 1000: Data(1) = "This is a test for xdata"

	DataType(2) = 1003: Data(2) = "0"				 ' layer
	DataType(3) = 1040: Data(3) = 1.23479137438413E+40  ' real
	DataType(4) = 1041: Data(4) = 1237324938			' distance
	DataType(5) = 1070: Data(5) = 32767				 ' 16 bit Integer
	DataType(6) = 1071: Data(6) = 32767				 ' 32 bit Integer
	DataType(7) = 1042: Data(7) = 10					' scaleFactor

	reals3(0) = -2.95: reals3(1) = 100: reals3(2) = -20
	DataType(8) = 1010: Data(8) = reals3				' real

	worldPos(0) = 4: worldPos(1) = 400.99999999: worldPos(2) = 2.798989
	DataType(9) = 1011: Data(9) = worldPos			' world space position

	' Attach the xdata to the line
	lineObj.SetXData DataType, Data

	' Return the xdata for the line
	Dim xdataOut As Variant
	Dim xtypeOut As Variant
	lineObj.GetXData "", xtypeOut, xdataOut

End Sub