Unity 基本碰撞範例

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

[RequireComponent(typeof(Rigidbody))]
public class Bullet : MonoBehaviour {

    float speed = 100;

    void Update()
    {
        transform.Translate(Vector3.forward * Time.deltaTime * speed);
        Destroy(gameObject, 3);
    }

    void OnCollisionEnter(Collision collider)
    {
        if (collider.gameObject.name == "物件名稱")
            Debug.Log("aa");
    }
}