# collider

> The incoming Collider2D involved in the collision with the Collision2D.otherCollider.

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine](/engine/6000.5/script-reference/unityengine.md)
* **Assembly:** UnityEngine.Physics2DModule

```csharp
public Collider2D collider { get; }
```

### Remarks

This collider is attached to the [Collision2D.rigidbody](/engine/6000.5/script-reference/unityengine/collision2d/rigidbody.md).

Additional Resources: [Collider2D](/engine/6000.5/script-reference/unityengine/collider2d.md) and [Rigidbody2D](/engine/6000.5/script-reference/unityengine/rigidbody2d.md).

### Examples

```csharp
using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour
{
    void OnCollisionEnter2D(Collision2D coll)
    {
        // If the Collider2D component is enabled on the collided object
        if (coll.collider == true)
        {
            // Disables the Collider2D component
            coll.collider.enabled = false;
        }
    }
}
```