1 <!DOCTYPE html>
2 <html>
3 <head lang="en">
4 <meta charset="UTF-8">
5 <title></title>
6 </head>
7 <body>
8 <img id="img" src="gallery-img1.png" alt=""/>
9 </body>
10 </html>
11 <script>
12 var img = document.getElementById("img");
13 var arr = ["./gallery-img1.png","./gallery-img2.png","./gallery-img3.png"];
14
15 var i=1; //因为打开就是第一张图片,如果从i=0开始,就延迟1秒
16
17 setInterval(( function s(){
18 img.src=arr[i];
19 i++;
20 if(i>arr.length){
21 i=0;
22 img.src=arr[i];
23 i++;
24 }
25 }),1000);
26 </script>
