IsNull()
Determines whether given object is null or not
IsNull( object=any );
Returns: Boolean
| Argument | Description |
|---|---|
|
object
any,
required
|
edit
Object for which you perform the null check. |
Examples
editv1="test";
writeDump(isnull(v1));//false
v2;//Defining empty variable or v2=nullValue();
writeDump(isnull(v2));//true
See also
- Decision logic
- IsDefined()
- NullValue()
- StructKeyExists()
- Null Support
- Search Issue Tracker open_in_new
- Search Lucee Test Cases open_in_new (good for further, detailed examples)