<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>
body {
padding: 50px;
}
* {
padding: 0;
margin: 0;
}
input,
button {
outline: none;
border: 1px solid gray;
}
ul {
list-style: none;
}
</style>
</head>
<body>
<input type="text" placeholder="请输入文字"><button>确定</button>
<ul></ul>
<script>
function zengShan() {
var butE = document.querySelector('button')
butE.onclick = function () {
var inputE = document.querySelector('input')
var content = inputE.value
content = document.createTextNode(content)
var liE = document.createElement('li')
liE.appendChild(content)
// 把创建的元素和内容放在Ul下面
var ulE = document.querySelector('ul')
ulE.appendChild(liE)
// 把之前填入input的文字清空
inputE.value=''
// 实现点击添加的文字，就删除该内容
var liEle=document.querySelectorAll('ul>li')
for(var i=0;i<liEle.length;i++ ){
liEle[i].onclick=function(){
this.remove()
}
}
}
}
zengShan()
</script>
</body>
</html>
