Collision Event Methods(Enter, Exit, Stay) in Unity Game Engine

CollisionEvents.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class CollisionEvents : MonoBehaviour
{
    void OnCollisionEnter(Collision collision)
    {
        if(collision.gameObject.name == "Cube")
        {
            Debug.Log("Enter");
            gameObject.GetComponent<Renderer>().material.SetColor("_Color", Color.red);
        }
    }

    void OnCollisionExit(Collision collision)
    {
        if(collision.gameObject.name == "Cube")
        {
            Debug.Log("Exit");
            gameObject.GetComponent<Renderer>().material.SetColor("_Color", Color.green);
        }
    }

    void OnCollisionStay(Collision collision)
    {
        if(collision.gameObject.name == "Cube")
        {
            Debug.Log("Stay");
            collision.transform.localEulerAngles += new Vector3(0, 0, -10) * Time.deltaTime;
        }
    }
}