This operator is used to compare two object reference variables.
result = object1 Is object2
If object1 and object2 both refer to the same object, result is True; if they do not, result is False.
Two variables can be made to refer to the same object.The following code example shows that A and B refer to the same object.
Set A = B
The following code example shows that A and B refer to the same object as C.
Set A = C
Set B = C