JavaScript在复制粘贴网页内容时自动添加出处详解编程语言

<script type="text/javascript"> 
document.body.oncopy = function () { 
setTimeout( function () {  
    var text = clipboardData.getData("text");  
    if (text) {  
        text = text + "/r/n/r/n原文地址："+location.href;  
        clipboardData.setData("text", text);  
    }  
}, 100 ); 
}; 
</script>