JS特效 按钮实现图片左右轮换(总共4张图,img1.jpg,img2.jpg,img3.jpg,img4.jpg)var picID = 0换成网页中那幅图在picURL中的序号(记得要从0开始数)var picURL = ["imagesimg1.jpg","imagesimg2.jpg","2023-03-02JavaScript180