JS 点击复制Copy (share)

 分享自:http://www.cnblogs.com/athens/archive/2013/01/16/2862981.html

 

1.实现点击按钮,复制文本框中的的内容

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 1 <script type="text/javascript">

 2 function copyUrl2()

 3 {

 4 var Url2=document.getElementById("biao1");

 5 Url2.select(); // 选择对象

 6 document.execCommand("Copy"); // 执行浏览器复制命令

 7 alert("已复制好,可贴粘。");

 8 }

 9 </script>

10 <textarea cols="20" rows="10" id="biao1">用户定义的代码区域</textarea>

11 <input type="button" onClick="copyUrl2()" value="点击复制代码" />
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2.复制专题地址和 url 地址,传给 QQ/MSN 上的好友

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 1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

 2 <html xmlns="http://www.w3.org/1999/xhtml">

 3 <head>

 4 <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

 5 <title>Js复制代码</title>

 6 </head>

 7 <body>

 8 <p>

 9 <input type="button" name="anniu1" onClick='copyToClipBoard()' value="复制专题地址和url地址,传给QQ/MSN上的好友">

10 <script language="javascript">

11 function copyToClipBoard(){

12 var clipBoardContent="";

13 clipBoardContent+=document.title;

14 clipBoardContent+="";

15 clipBoardContent+=this.location.href;

16 window.clipboardData.setData("Text",clipBoardContent);

17 alert("复制成功,请粘贴到你的QQ/MSN上推荐给你的好友");

18 }

19 </script>
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3.直接复制 url

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1 <input type="button" name="anniu2" onClick='copyUrl()' value="复制URL地址">

2 <script language="javascript">

3 function copyUrl()

4 {

5 var clipBoardContent=this.location.href;

6 window.clipboardData.setData("Text",clipBoardContent);

7 alert("复制成功!");

8 }

9 </script>
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4.点击文本框时,复制文本框里面的内容

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1 <input onclick="oCopy(this)" value="你好.要copy的内容!">

2 <script language="javascript">

3 function oCopy(obj){

4 obj.select();

5 js=obj.createTextRange();

6 js.execCommand("Copy")

7 alert("复制成功!");

8 }

9 </script>
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5.复制文本框或者隐藏域中的内容

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 1 <script language="javascript">

 2 function CopyUrl(target){

 3 target.value=myimg.value;

 4 target.select();  

 5 js=myimg.createTextRange();  

 6 js.execCommand("Copy");

 7 alert("复制成功!");

 8 }

 9 function AddImg(target){

10 target.value="[IMG]"+myimg.value+"[/ img]";

11 target.select();

12 js=target.createTextRange();  

13 js.execCommand("Copy");

14 alert("复制成功!");

15 }

16 </script>
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6.复制 span 标记中的内容

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 1 <script type="text/javascript">

 2 </script>

 3 <br />

 4 <br />

 5 <script type="text/javascript">function copyText(obj)  

 6 {

 7 var rng = document.body.createTextRange();

 8 rng.moveToElementText(obj);

 9 rng.scrollIntoView();

10 rng.select();

11 rng.execCommand("Copy");

12 rng.collapse(false);

13 alert("复制成功!");

14 }

15 </script>
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 7.浏览器兼容  copyToClipboard("拷贝内容")

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 1  function copyToClipboard(txt) {

 2             if (window.clipboardData) {

 3                 window.clipboardData.clearData();

 4                 clipboardData.setData("Text", txt);

 5                 alert("复制成功!");

 6 

 7             } else if (navigator.userAgent.indexOf("Opera") != -1) {

 8                 window.location = txt;

 9             } else if (window.netscape) {

10                 try {

11                     netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");

12                 } catch (e) {

13                     alert("被浏览器拒绝!\n请在浏览器地址栏输入'about:config'并回车\n然后将 'signed.applets.codebase_principal_support'设置为'true'");

14                 }

15                 var clip = Components.classes['@mozilla.org/widget/clipboard;1'].createInstance(Components.interfaces.nsIClipboard);

16                 if (!clip)

17                     return;

18                 var trans = Components.classes['@mozilla.org/widget/transferable;1'].createInstance(Components.interfaces.nsITransferable);

19                 if (!trans)

20                     return;

21                 trans.addDataFlavor("text/unicode");

22                 var str = new Object();

23                 var len = new Object();

24                 var str = Components.classes["@mozilla.org/supports-string;1"].createInstance(Components.interfaces.nsISupportsString);

25                 var copytext = txt;

26                 str.data = copytext;

27                 trans.setTransferData("text/unicode", str, copytext.length * 2);

28                 var clipid = Components.interfaces.nsIClipboard;

29                 if (!clip)

30                     return false;

31                 clip.setData(trans, null, clipid.kGlobalClipboard);

32                 alert("复制成功!");

33             }

34         }
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