js 将指定的内容复制到剪贴板中

来源：互联网发布：基于thinkphp的cms开发编辑：程序博客网时间：2024/05/19 12:18

<scripttype="text/javascript">
function copyToClipboard(meintext)
{
   alert(meintext);
    //ie
    if(window.clipboardData){
       window.clipboardData.setData("Text", meintext);
    }
    else if(window.netscape)
    {
       try
       {
           netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
       }
       catch(e)
       {
           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'
       }
       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=meintext;
       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("已复制本页链接,您可以使用Ctrl+V粘贴后,发送给好友!");
    returnfalse;
}
</script>

调用copyToClipboard(meintext)；
meintext为传入参数。
<input id='a' name='a' type='text'value='good'/>
<divid="q">sdfsdf</div>
<input name="" type="button" value='复制'onClick="copyToClipboard(q.innerHTML)" />