IsNull (function)
Syntax | IsNull (expression) |
Description | Returns True if expression is a Variant variable that contains no valid data; returns False otherwise. |
Comments |
The
IsNull
function is the same as the following:
|
Example |
|
See Also | Empty (constant); Variant (data type); IsEmpty (function); IsDate (function); IsError (function); IsObject (function); VarType (function). |