Purpose
To determine if a field or variable contains a empty value
Syntax
Empty( <xValue> ) lResult
Argument
<xValue> is the value to check and can be any data type.
Returns
Empty() returns true if the value is empty; otherwise, it returns false.
Data Type |
Empty Values |
Character |
Spaces, tabs or "" (empty string) |
Numeric |
|
Date |
NULL |
Logical |
.f. |