# ConstraintLayoutBaseScope.HorizontalAnchor

Artifact: [androidx.constraintlayout:constraintlayout-compose](https://developer.android.com/jetpack/androidx/releases/constraintlayout) [View Source](https://cs.android.com/search?q=file:androidx/constraintlayout/compose/ConstraintLayoutBaseScope.kt+class:androidx.constraintlayout.compose.ConstraintLayoutBaseScope.HorizontalAnchor) Added in [1.1.2](https://developer.android.com/jetpack/androidx/releases/constraintlayout#1.1.2)


```
data class ConstraintLayoutBaseScope.HorizontalAnchor
```

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*** ** * ** ***

Represents a horizontal anchor (e.g. top/bottom of a layout, guideline) that layouts can link to in their `Modifier.constrainAs` or `constrain` blocks.

## Summary

| ### Public properties |
|---|---|
| `https://developer.android.com/reference/kotlin/androidx/constraintlayout/compose/LayoutReference` | `https://developer.android.com/reference/kotlin/androidx/constraintlayout/compose/ConstraintLayoutBaseScope.HorizontalAnchor#reference()` The `https://developer.android.com/reference/kotlin/androidx/constraintlayout/compose/LayoutReference` that this anchor belongs to. |

## Public properties

### reference

Added in [1.1.2](https://developer.android.com/jetpack/androidx/releases/constraintlayout#1.1.2)

```
val reference: LayoutReference
```

The `https://developer.android.com/reference/kotlin/androidx/constraintlayout/compose/LayoutReference` that this anchor belongs to.