JS复制文本到剪贴板代码

<script language=”javascript” type=”text/javascript”>

function copy_clip(copy){
if (window.clipboardData){
window.clipboardData.setData(“Text”, copy);}//copy后可以任意添加自定义内容
else if (window.netscape){// netscape浏览器
netscape.security.PrivilegeManager.enablePrivilege(‘UniversalXPConnect’);
var clip = Components.classes['@mozilla.org/widget/clipboard;1'].createInstance(Components.interfaces.nsIClipboard);
if (!clip) return;
var trans = Components.classes['@mozilla.org/widget/transferable;1'].createInstance(Components.interfaces.nsITransferable);
if (!trans) return;
trans.addDataFlavor(‘text/unicode’);
var str = new Object();
var len = new Object();
var str = Components.classes["@mozilla.org/supports-string;1"].createInstance(Components.interfaces.nsISupportsString);
var copytext=copy; //copy后可以任意添加自定义内容
str.data=copytext;
trans.setTransferData(“text/unicode”,str,copytext.length*2);
var clipid=Components.interfaces.nsIClipboard;
if (!clip) return false;
clip.setData(trans,null,clipid.kGlobalClipboard);}
alert(“已复制”+copy);
return false;
}
</script>
<div id=”txtbox_item”>123</div>
<input id=”Button1″ type=”button” value=”复制” onclick =”copy_clip(document.getElementById(‘txtbox_item’).innerHTML)”/>