---
url: /flow/guide/scripting-reference/functions/variant/varisclear.md
---

# VarIsClear

## Declaration

`Function VarIsClear( const V : Variant) : Boolean`

### Example

```pascal
procedure OnMapEvent(var Value:Variant);
begin
  Value := VarIsClear(Field.Value)
end;
```

## Description

Returns True if the Variant variable or field that was previously assigned to a COM object has been cleared.