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Home > Web Front-end > JS Tutorial > Web page source code protection (right-clicking, copying, saving as, and viewing source files are prohibited)

Web page source code protection (right-clicking, copying, saving as, and viewing source files are prohibited)

一个新手
Release： 2017-09-21 10:28:37
Original
5047 people have browsed it

1. Disable right-click menu


<script type="text/javascript" language="javascript">
function noMenuTwo(){
     if(event.button == 2){
           alert(&#39;禁止右键菜单!&#39;);
           return false;
     }
}
document.onmousedown = noMenuTwo;
//或者
<p oncontextmenu="return false"></p>
</script>
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2. Disable copying (Ctrl+C) 


<script type="text/javascript" language="javascript">
function noCopy(){
     alert("禁止使用Ctrl+C进行复制操作!");
     event.returnValue = false;
}
</script>
//<body oncopy = "noCopy()">
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3. Prohibit saving as
Add code between

4. Disable caching
Disable caching by using HTML tags in the page, as follows: 

<HEAD>
     <META http-equiv=Pragma content=no-cache>
     <META http-equiv=Cache-Control content=no-cache>
     <META http-equiv=Expires content=0>
</HEAD>
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5. Prohibit text from selecting css code

body{
	-o-user-select:none;
	-ms-user-select:none;
	-webkit-user-select:none;
	-moz-user-select:none;
	user-select:none;
}
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