unity 碰撞检测

using UnityEngine;
using System.Collections;

public class move : MonoBehaviour {

    // Use this for initialization
    void Start () {
    
    }
    
    // Update is called once per frame
    void Update () {
    
    }
    
    void OnCollisionEnter2D(Collision2D col)
    {
        UnityEngine.Debug.Log (col.gameObject);
    }
}