<!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>
<style>
* {
padding: 0;
margin: 0;
}
body {
width: 100vh;
height: 100vh;
display: flex;
justify-content: center;
align-items: center;
background: #34495e;
}
div {
font-size: 5em;
font-weight: bold;
/* 大写 */
text-transform: uppercase;
color: #9b59b6;
}
div > span {
position: relative;
display: inline-block;
}
.color {
animation-name: color;
animation-duration: 1s;
animation-iteration-count: 2;
animation-timing-function: linear;
animation-direction: alternate;
}
@keyframes color {
50% {
color: #f1c40f;
transform: scale(2);
}
to {
color: #e74c3c;
transform: scale(0.5);
}
}
</style>
</head>
<body>
<div>chenxiucom</div>
</body>
<script>
const div = document.querySelector("div");
console.log(div);
console.log(div.textContent);
console.log([...div.textContent]);
[...div.textContent].reduce(function (pre, cur, index) {
console.log(pre, cur, index);
pre == index && (div.innerHTML = "");
let span = document.createElement("span");
span.innerHTML = cur;
div.appendChild(span);
span.addEventListener("mouseover", function () {
this.classList.add("color");
});
// 动画color移除
span.addEventListener("animationend", function () {
this.classList.remove("color");
})
}, 0);
</script>
</html>
