本文实例为大家分享了原生JS实现放大镜效果的具体代码，供大家参考，具体内容如下
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style type="text/css">
* {
margin: 0;
padding: 0;
}
img{
vertical-align: top;
}
.fdj {
width: 350px;
height: 350px;
position: relative;
margin: 100px auto;
border: 1px solid gainsboro;
}
.small {
position: relative;
}
.small img {
width: 350px;
}
.mask {
width: 100px;
height: 100px;
background: rgba(255, 255, 0, 0.4);
position: absolute;
left: 0;
top: 0;
cursor: move;
display: none;
}
.big {
position: absolute;
top: 0;
left: 360px;
width: 500px;
height: 500px;
border: 1px solid gainsboro;
overflow: hidden;
display: none;
}
.big img{
position: absolute;
left: 0;
top: 0;
}
</style>
</head>
<body>
<div class="fdj">
<div class="small">
<img src="/UploadFiles/2021-04-02/162503mw0fawb5b02va22i.jpg">
效果图：（演示）
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。