<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
<script type="text/javascript">
var numb = 0;
var imgnumb = 1;
function showimg() {
//两张图片切换方法1 /*numb++;
if (numb % 2 == 0) {
document.getElementById('img1').setAttribute('src', 'https://www.jb51.net/images/1.jpg');
}
else {
document.getElementById('img1').setAttribute('src', 'images/2.jpg');
}*/
//两张图片切换方法2 /*if (numb == 0) {
document.getElementById('img1').setAttribute('src', 'images/2.jpg');
numb = 1;
}
else {
document.getElementById('img1').setAttribute('src', 'https://www.jb51.net/images/1.jpg');
numb = 0;
}*/
}
/图片轮换/多张 function imgfor() {
imgnumb++;
document.getElementById('img1').setAttribute('src', 'images/' + imgnumb + '.jpg');
if (imgnumb == 9) {
imgnumb = 0;
}
}
var clearid;
function clearfun() {
clearInterval(clearid);
}
clearid=setInterval(imgfor, 1000);
</script>
</head>
<body>
<img alt="" src="https://www.jb51.net/images/1.jpg" />
<input type="button" value="两张图片切换" />
<br />
<input type="button" value="多张图片轮换" />
<br />
<input type="button" value="结束执行" />
</body>
</html>
js实现图片轮换效果代码
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