NGWS SDK Documentation  

This is preliminary documentation and subject to change.
To comment on this topic, please send us email at ngwssdk@microsoft.com. Thanks!

IsNull Function Example

This example uses the IsNull function to determine if a variable contains a Null.

Dim MyVar, MyCheck
MyCheck = IsNull(MyVar)   ' Returns False.

MyVar = ""
MyCheck = IsNull(MyVar)   ' Returns False.

MyVar = Null
MyCheck = IsNull(MyVar)   ' Returns True.