VarIsEmpty
Check if the variant is empty
Declaration
Source position: variants.pp line 74
function VarIsEmpty(const V: Variant) : Boolean;
Description
VarIsEmpty checks whether the variant V is empty (i.e. the type is varEmpty).
See also
| Name | Description |
|---|---|
| VarAsType | Attempt to cast a variant to another type |
| VarCheckEmpty | Raise exception if a variant is empty. |
| VarIsEmpty | Check if the variant is empty |
| VarIsNull | Check if a variant is null |
| VarIsType | Check if a variant is of certain type |
| VarType | Return the type of a variant. |