---
title: isSingleLineDocument
framework: browserenginekit
role: symbol
role_heading: Instance Property
path: browserenginekit/beextendedtextinputtraits/issinglelinedocument
---

# isSingleLineDocument

A Boolean value that represents whether the active web input field is a single line document.

## Declaration

```swift
optional var isSingleLineDocument: Bool { get }
```

## See Also

### Customizing text input behavior

- [isTypingAdaptationEnabled](browserenginekit/beextendedtextinputtraits/istypingadaptationenabled.md)