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ClassContent/历届学生/zheng-yuqing/项目练习/上课项目/js案例/富强.html
2024-09-27 02:06:13 +08:00

73 lines
1.5 KiB
HTML

<!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>
<link rel="stylesheet" href="./css/clear.css">
<style>
body {
height: 100vh;
position: relative;
}
span {
position: absolute;
user-select: none;
transition: all 0.8s ease;
}
</style>
</head>
<body>
</body>
<script>
// 在你点击位置生产 span 标签
// 让span标签运动起来
var Text = ["富强","民主", "文明", "和谐","自由", "平等", "公正","法治", "爱国", "敬业","诚信", "友善"];
var index = 0;
// Math.random() * (max - min) + min
$("body").onclick = (e) => {
var { x,y } = e;
var span = document.createElement("span")
span.innerText = Text[index];
span.style = `
left: ${x}px;
top: ${y}px;
color: hsl(${parseInt(Math.random() * 360)},100%,50%)
`
index++
index > 11 ? index = 0 : '';
$("body").appendChild(span)
motion(span, y)
}
// 运动
function motion(el,y) {
setTimeout(() => {
el.style.top = `${y - 100}px`
}, 100)
setTimeout(() => {
$("body").removeChild(el)
}, 900)
}
// 获取单个标签
function $(className) {
return document.querySelector(className)
}
</script>
</html>