---
url: /flow/guide/scripting-reference/classes/data-set/dataset.isdetail.md
---

# Dataset.IsDetail

## Declaration

`property IsDetail : boolean;`

### Example

```pascal
procedure OnMapEvent(var Value:Variant);
begin
  if DATASET.IsDetail then
LogInfo('This dataset is a child of another dataset');
end;
```

## Description

Returns True if this dataset is a child of another dataset. IsDetail and [Dataset.IsMaster](/flow/guide/scripting-reference/classes/data-set/dataset.ismaster) are mutually exclusive - if one is True the other is False.