<!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>
img {
position: relative;
width: 100px;
height: 100px;
}
i {
position: absolute;
top: 0;
left: 0;
}
</style>
</head>
<body>
<div>
<img class="img" src="/img/bg4.png" alt="" />
<i class="i">x</i>
</div>
<script>
//获取img对象，赋值给一个变量里;
var img = document.querySelector(".img");
//获取i对象，赋值给一个变量里;
var i = document.querySelector(".i");
//当点击i时，img ，i 的display变为none;
i.addEventListener("click", function () {
img.style.display = "none";
i.style.display = "none";
});
</script>
</body>
</html>标签：none,img,100px,style,JS,案例,二维码,var,display From： https://www.cnblogs.com/ZhuAo/p/16858078.html