1. Button

添加点击事件

using UnityEngine;
using UnityEngine.UI;

public class exp : MonoBehaviour
{
  // 在脚本组件处绑定Button
  public Button myButton;
  void Start()
      {
          myButton.onClick.AddListener(myButtonOnClick);
      }

  void myButtonOnClick() {
         Debug.Log("按钮被点击！");
      }
}