Version: 2017.2
public Rigidbody rigidbody ;

설명

The Rigidbody we hit (Read Only). This is null if the object we hit is a collider with no rigidbody attached.

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour { void OnCollisionStay(Collision collision) { if (collision.rigidbody) collision.rigidbody.AddForce(Vector3.up * 15); } }