UnityUI鼠标进入退出事件

将下面的脚本挂在需要检测的UI上即可，记得引用必要命名空间的操作：

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.UI;
public class button01 : MonoBehaviour,IPointerEnterHandler,IPointerExitHandler
{
//鼠标进入
public void OnPointerEnter(PointerEventData eventData)
{
//要做的操作
}
//鼠标离开
public void OnPointerExit(PointerEventData eventData)
{
//要做的操作
}
}