仿京东显示隐藏密码明文案例（字体图标实现）
眼睛使用的是 iconfont 阿里矢量图标库的内容
链接：https://www.iconfont.cn/search/index?
代码案例展示：
字体图标请查看其他博客自学
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<link rel="stylesheet" type="text/css" href="fontss/iconfont.css" />
<style>
#container {
/* background-color: red; */
width: 400px;
height: 48px;
margin: 100px auto;
position: relative;
}
#pwd {
width: 400px;
height: 24px;
outline: none;
border: 0px;
border-bottom: 1px solid lightgray;
}
span {
position: absolute;
left: 390px;
top:10px;
}
</style>
</head>
<body>
<div id="container">
<lebel for="">
<span class="iconfont icon-yanjing_xianshi_o" id="eye"></span>
</lebel>
<input type="password" id="pwd">
</div>
<script>
var eye = document.querySelector('#eye');
var pwd = document.querySelector('#pwd');
var flag = 0; //用来做标记，0表示密码框 1表示文本框
eye.onclick = function() {
if (flag == 0) {
pwd.type="text";
eye.className="iconfont icon-yanjing_yincang_o";
flag = 1;
} else {
pwd.type="password";
eye.className="iconfont icon-yanjing_xianshi_o";
flag = 0;
}
}
</script>
</body>
</html>
显示效果如下：