原文转载自csdn，仅供参考
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> </head> <body> <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>] </body> </html>