<!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>显示和隐藏图片</title>
<style>
.box{
position: relative;
width: 100px;
height: 100px;
border: 1px solid red;
margin: 100px auto;
text-align: center;
}
.box img{
width: 100px;
height: 100px;
}
.close-btn{
position: absolute;
bottom: -30px;
left: 10px;
cursor: pointer;
}
</style>
</head>
<body>
<div class="box">
<img src="tao.png" alt="">
<button class="close-btn">点我</button>
</div>
<script>
//获取元素
var img = document.querySelector(\'img\');
var btn = document.querySelector(\'.close-btn\');
var flag = 0;
//注册事件 程序处理
btn.onclick = function(){
if(flag == 0){
img.style.display = "none";
flag = 1;
}else{
img.style.display = "block";
flag = 0;
}
}
</script>
</body>
</html>