---
url: /flow/guide/scripting-reference/functions/guid/emptyguidstring.md
---

# EmptyGuidString

## Declaration

`Function EmptyGuidString: TGuid`

### Example

```pascal
procedure OnMapEvent(var Value:Variant);
begin
  Value := EmptyGuidString;
end;
```

## Description

Returns a blank TGuid value as a string. This is normally used for comparing other TGuid values against to see if they are empty.