# collider

> The Collider for the GameObject struck by the particles.

## Definition

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

> **Warning:**
>
> **Removed.** collider property is deprecated. Use colliderComponent instead, which supports Collider and Collider2D components
>
> **Upgrade to** [ParticleCollisionEvent.colliderComponent](/engine/6000.7/script-reference/unityengine/particlecollisionevent/collidercomponent.md)

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