MS Access IsNull() Function
Example
Return TRUE (-1) if the expression is a null value, otherwise FALSE (0):
SELECT IsNull(null);
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Definition and Usage
The IsNull() function returns TRUE (-1) if the expression is a null value, otherwise FALSE (0).
Syntax
IsNull(expression)
Parameter Values
| Parameter | Description |
|---|---|
| expression | Required. The value to test |
Technical Details
| Works in: | Access 2016, Access 2013, Access 2010, Access 2007, Access 2003, Access XP, Access 2000 |
|---|
More Examples
Example
Return TRUE if the expression is a null value, otherwise FALSE:
SELECT IsNull("Hello");
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Example
Return TRUE if the expression is a null value, otherwise FALSE:
SELECT IsNull(0);
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