# ConstraintSet

Artifact: [androidx.constraintlayout:constraintlayout-core](https://developer.android.com/jetpack/androidx/releases/constraintlayout) [View Source](https://cs.android.com/search?q=file:androidx/constraintlayout/core/dsl/ConstraintSet.java+class:androidx.constraintlayout.core.dsl.ConstraintSet) Added in [1.1.2](https://developer.android.com/jetpack/androidx/releases/constraintlayout#1.1.2)

*** ** * ** ***


```
public class ConstraintSet
```

<br />

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Provides the API for creating a ConstraintSet Object for use in the Core ConstraintLayout \&MotionLayout system

## Summary

| ### Public constructors |
|---|
| `https://developer.android.com/reference/androidx/constraintlayout/core/dsl/ConstraintSet#ConstraintSet(java.lang.String)(https://developer.android.com/reference/java/lang/String.html name)` |

| ### Public methods |
|---|---|
| `void` | `https://developer.android.com/reference/androidx/constraintlayout/core/dsl/ConstraintSet#add(androidx.constraintlayout.core.dsl.Constraint)(https://developer.android.com/reference/androidx/constraintlayout/core/dsl/Constraint c)` |
| `void` | `https://developer.android.com/reference/androidx/constraintlayout/core/dsl/ConstraintSet#add(androidx.constraintlayout.core.dsl.Helper)(https://developer.android.com/reference/androidx/constraintlayout/core/dsl/Helper h)` |
| `https://developer.android.com/reference/java/lang/String.html` | `https://developer.android.com/reference/androidx/constraintlayout/core/dsl/ConstraintSet#toString()()` |

## Public constructors

### ConstraintSet

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

```
public ConstraintSet(String name)
```

## Public methods

### add

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

```
public void add(Constraint c)
```

### add

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

```
public void add(Helper h)
```

### toString

```
public String toString()
```