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document.body.oncopy = function(){
alert(‘不许复制‘);
return false;
};
document.getElementById(‘txt‘).onpaste=function(){
return false;
};
document.body.oncopy = function(){
var tt = clipboardData.getData(‘text‘)+‘文本出自哪里‘;
setTimeout(function(){
clipboardData.setData(‘text‘,tt);
},100);
}
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原文地址:http://www.cnblogs.com/mcad/p/4305064.html