LibreOfficeDev 24.2 Help
sJ5h3‖Tests if a Variant contains the special Null value, indicating that the variable does not contain data.
uCnAB‖IsNull (Var)
Boolean
xkDgS‖ Var: Any variable that you want to test. This function returns True if the Variant contains the Null value, or False if the Variant does not contain the Null value.
PLmaA‖ Null - This value is used for a variant data sub type without valid contents.
Sub ExampleIsNull
Dim vVar As Variant
MsgBox IsNull(vVar)
End Sub