根据不同时间,页面显示不同图片,同时显示不同的问候语。
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<style>
img {
width: 800px;
}
body {
text-align: center;
}
</style>
<body>
<img src="swh.jpeg" alt="">
<div>上午好</div>
<script>
var img = document.querySelector('img');
var div = document.querySelector('div');
var date = new Date();
var h = date.getHours();
if (h < 12) {
img.src = 'swh,jpeg';
div.innerHTML = '亲,上午好,好好写代码吧!';
} else if (h < 18) {
img.src = 'xwh.jpeg';
div.innerHTML = '亲,下午好,继续写代码吧!';
} else {
img.src = 'wsh.jpeg';
div.innerHTML = '亲,晚上好,冲一下放松吧!';
}
</script>
</body>
</html>