Determine whether the current click on the screen position is a UI component

Determine whether the current click position is a UI component, and avoid continuing other operations on the screen when the button is clicked

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

public class ARDraw : MonoBehaviour
{
    
    
 void Start()
    {
    
    
    }
    
void Update()
    {
    
    
    }

  private bool IsPointerOverUIObject()
    {
    
    
        //判断是否点击的是UI，有效应对安卓没有反应的情况，true为UI
        PointerEventData eventDataCurrentPosition = new PointerEventData(EventSystem.current);
        eventDataCurrentPosition.position = new Vector2(Input.mousePosition.x, Input.mousePosition.y);
        List<RaycastResult> results = new List<RaycastResult>();
        EventSystem.current.RaycastAll(eventDataCurrentPosition, results);
        return results.Count > 0;
    }

}