点击按钮复制网页代码

原文转载自csdn，仅供参考
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    <meta charset="UTF-8">
    <title>Document</title>
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    <br><br>一、点击复制文本框内容的代码:<br><br>
<script type="text/javascript"> 
    function jsCopy(){ 
        var e=document.getElementById("content");//对象是content 
        e.select(); //选择对象 
        document.execCommand("Copy"); //执行浏览器复制命令

       alert("已复制好，可贴粘。"); 
    } 
</script> 
<textarea cols="60" name="content" rows="2" id="content">www.511111111112nx.net</textarea> 
<input type=button value="复制" onclick="jsCopy()">
<br><br>二、点击复制文本框内容的代码:<br><br>
<SCRIPT language=JavaScript>
<!--
function MM_goToURL() { //v3.0
var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}
function JM_cc(ob){
var obj=MM_findObj(ob); if (obj) {
obj.select();js=obj.createTextRange();js.execCommand("Copy");}
}
function MM_findObj(n, d) { //v4.0
var p,i,x; if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
if(!x && document.getElementById) x=document.getElementById(n); return x;
}
//-->
</SCRIPT>
<FORM action="" method=post name=form1>
<TEXTAREA cols=60 name=js_1 rows=2 wrap=VIRTUAL>www.52nx.net</textarea>
</form>
<INPUT name=Button onclick="JM_cc('js_1')" type=button value=复制>
<br><br>三、点击复制文本框内容的代码:<br><br>
<script> 
function oCopy(obj){ 
obj.select(); 
js=obj.createTextRange(); 
js.execCommand("Copy") 
} 
</script>
<input onclick="oCopy(this)" value=www.52nx.net>
<br><br>四、点击复制标题和地址的代码:<br><br>
<title>www.52nx.net</title>
<input type="button" name="Submit" onClick='copyToClipBoard()' value="复制本页地址，传给QQ/MSN上的好友">
<script language="javascript">
   function copyToClipBoard(){
    var clipBoardContent="";
    clipBoardContent+=document.title;
    clipBoardContent+="";
    clipBoardContent+=this.location.href;
    window.clipboardData.setData("Text",clipBoardContent);
    alert("复制成功，请粘贴到你的QQ/MSN上推荐给你的好友");
}
</script>
<br><br>五、点击复制网址的代码:<br><br>
<script type="text/javascript"> 
function copyText(obj) 
{ 
var rng = document.body.createTextRange(); 
rng.moveToElementText(obj); 
rng.scrollIntoView(); 
rng.select(); 
rng.execCommand("Copy"); 
rng.collapse(false);
alert("复制成功，请粘贴到你的QQ/MSN上发送给你的好友。");   <!--这句根据需要加，可有可无-->
} 
</script> 
以下是代码片段：
<span id="tbid">http://www.52nx.net<;/span> 
[<a href="#" onclick="copyText(document.all.tbid)">点击复制</a>]

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