# contactCount

> Gets the number of contacts for this collision.

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine](/engine/6000.7/script-reference/unityengine.md)
* **Assembly:** UnityEngine.Physics2DModule

```csharp
public int contactCount { get; }
```

### Remarks

A collision can involve multiple contact points. This property allows you to determine how many are involved. You can use this value when retrieving contacts using [Collision2D.GetContact](/engine/6000.7/script-reference/unityengine/collision2d/getcontact.md) or [Collision2D.GetContacts](/engine/6000.7/script-reference/unityengine/collision2d/getcontacts.md).