HTML에서 비밀번호를 숨기고 표시하는 방법

<style type="text/css">
body{
margin:0px;  
background-color: white; 
font-family: &#39;PT Sans&#39;, Helvetica, Arial, sans-serif;  
text-align: center;  
color: #A6A6A6;  
}
/*输入框样式，去掉背景阴影模仿原生应用的输入框*/
input{
width: 100%;  
height: 50px;  
border:none;  
padding-left:3px;  
font-size: 18px;  
}
input:focus {  
    outline: none;  
}
/*显示隐藏密码图片*/
img{
width: 40px;
height: 25px;
position: absolute;  
right: 0px; 
margin: 15px;  
}
/*登录按钮*/
button{  
    width: 200px;  
    height: 50px;  
    margin-top: 25px;  
    background: #1E90FF;  
    border-radius: 10px;  
    border:none;
    font-size: 18px;
    font-weight: 700;  
    color: #fff;
}
button:hover {
background: #79A84B;  
outline: 0;
}
/*输入框底部半透明横线*/
.input_block {
border-bottom: 1px solid rgba(0,0,0,.1);
}
/*container*/
#page_container{
margin: 50px;
}
</style>

<div id="page_container">
<!--暗文密码输入框-->
<div class="input_block" id="psw_invisible">
<img  id="visible" οnclick="showPsw()" src="visible.png" alt="HTML에서 비밀번호를 숨기고 표시하는 방법" >
<input type="password" id="input_invisible" placeholder="Password"/>
</div>
<!--明文密码输入框-->
<div class="input_block" id="psw_visible" style="display: none;">
<img  id="invisible" οnclick="hidePsw()" src="invisible.png" alt="HTML에서 비밀번호를 숨기고 표시하는 방법" >
<input type="text" id="input_visible" placeholder="Password"/>
</div>
 
<button οnclick="">Login</button>
</div>

<script type="text/javascript">
// 这里使用最原始的js语法实现，可对应换成jquery语法进行逻辑控制
var visible=document.getElementById(&#39;psw_visible&#39;);//text block
var invisible=document.getElementById(&#39;psw_invisible&#39;);//password block
var inputVisible = document.getElementById(&#39;input_visible&#39;);
var inputInVisible = document.getElementById(&#39;input_invisible&#39;);
    //隐藏text block，显示password block
function showPsw(){
var val = inputInVisible.value;//将password的值传给text
inputVisible.value = val;
invisible.style.display = "none";  
visible.style.display = "";  
}
    //隐藏password，显示text  
    function hidePsw(){
   var val=inputVisible.value;//将text的值传给password  
inputInVisible.value = val; 
invisible.style.display = "";  
    visible.style.display = "none";  
}
</script>

<div id="page_container">
<!--密码输入框-->
<div class="input_block">
<img  id="demo_img" οnclick="hideShowPsw()" src="visible.png" alt="HTML에서 비밀번호를 숨기고 표시하는 방법" >
<input type="password" id="demo_input" placeholder="Password"/>
</div>
 
<button οnclick="">Login</button>
</div>

<script type="text/javascript">
// 这里使用最原始的js语法实现，可对应换成jquery语法进行逻辑控制
var demoImg = document.getElementById("demo_img");
var demoInput = document.getElementById("demo_input");
    //隐藏text block，显示password block
function hideShowPsw(){
if (demoInput.type == "password") {
demoInput.type = "text";
demo_img.src = "invisible.png";
}else {
demoInput.type = "password";
demo_img.src = "visible.png";
}
}
</script>