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| <!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8" />
<style>
html,
body {
margin: 0;
}
.color1 {
color: #e60012;
}
.color2 {
color: #eb6100;
}
.color3 {
color: #fcc800;
}
.color4 {
color: #22ac38;
}
.color5 {
color: #0086d1;
}
.color6 {
color: #1d2088;
}
.color7 {
color: #920783;
}
.word {
font-size: 20px;
}
.content {
text-align: center;
font-size: 0;
}
.blink {
font-size: 20px;
animation: fade 500ms infinite;
-webkit-animation: fade 500ms infinite;
}
@keyframes fade {
from {
opacity: 1;
}
50% {
opacity: 0;
}
to {
opacity: 1;
}
}
</style>
</head>
<body>
<div class="content">
<span class="blink" id="jsBlink">|</span>
</div>
<script type="text/javascript">
function output(str) {
const contentDom = document.querySelector('.content')
contentDom.innerHTML = '<span class="blink" id="jsBlink">|</span>'
const blinkDom = document.querySelector('.blink')
const enterIndexs = []
while (str.indexOf('\n') > -1) {
enterIndexs.push(str.indexOf('\n') + enterIndexs.length)
str = str.replace('\n', '')
}
const arr = str.split('')
const doms = arr.map((item) => {
if (item === ' ') item = ' '
else if (item === '>') item = '\>'
else if (item === '<') item = '\<'
const dom = document.createElement('span')
dom.innerHTML = item
dom.className = `word color${Math.ceil(Math.random() * 7)}`
return dom
})
enterIndexs.forEach((item) => {
const brDom = document.createElement('br')
doms.splice(item, 0, brDom)
})
console.log(contentDom)
console.log(blinkDom)
for (let i = 0; i < doms.length; i++) {
setTimeout(() => {
console.log(doms[i])
contentDom.insertBefore(doms[i], blinkDom)
}, 200 * (i + 1))
}
}
output('Hello world\n你好，世界！')
</script>
</body>
</html>
|
