<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title></title> <style> .wrapper { width: 600px; height: 350px; border: 1px solid red; position: relative; } /* 5张图片叠加到一块 */ .wrapper img { width: 100%; height: 100%; position: absolute; left: 0; top: 0; display: none; } .wrapper img:nth-of-type(1) { display: block; } /* 小圆点 */ .btn { width: 150px; display: flex; justify-content: space-around; position: absolute; left: 225px; bottom: 10px; z-index: 100 } .btn span { display: block; width: 15px; height: 15px; border: 3px solid white; border-radius: 50%; } /* 左右箭头 */ .wrapper a { text-decoration: none; font-size: 50px; color: red; position: absolute; top: 35%; } .wrapper a:nth-of-type(1) { left: 10px; } .wrapper a:nth-of-type(2) { right: 10px; } .active { background-color: red; } </style> </head> <body> <div class="wrapper"> <div class="contain"> <img src="./imgs/1.png" alt=""> <img src="./imgs/2.png" alt=""> <img src="./imgs/3.png" alt=""> <img src="./imgs/4.png" alt=""> <img src="./imgs/5.png" alt=""> </div> <div class="btn"> <span class="active"></span> <span></span> <span></span> <span></span> <span></span> </div> <a href="javascript:void(0);"><</a> <a href="javascript:void(0);">></a> </div> <script src="js/jquery-3.6.0.js"></script> <script> var index=0; // 点击上一张 $("a:first").click(function(){ prev_pic(); }) // 点击下一张 $("a:last").click(function(){ next_pic(); }) // 悬浮停止 $(".wrapper").mouseover(function(){ clearInterval(id); }); $(".wrapper").mouseout(function(){ autoplay(); }) // 下一张 function next_pic(){ index++; if(index>4){ index=0; } addStyle(); } // 上一张 function prev_pic(){ index--; if(index<0){ index=4; } addStyle(); } // 控制图片显示隐藏,小圆点背景色 function addStyle(){ $("img").eq(index).fadeIn(); $("img").eq(index).siblings().fadeOut(); $("span").eq(index).addClass("active"); $("span").eq(index).siblings().removeClass("active"); } // 自动轮播 var id; autoplay(); function autoplay(){ id=setInterval(function(){ next_pic(); },1000) } </script> </body> </html>