支持Firefox和IE的文本复制Javascript

seloba

<div class="highlighter">

• functioncopyToClipboard(text){
  
• if(text==null||text=='undefined')
  
• return;
  
• 
  
• //window.clipboardData.setData("Text",text);
  
• if(window.clipboardData){
  
• window.clipboardData.setData("Text",text);
  
• }
  
• elseif(window.netscape){
  
• netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
  
• varclip=Components.classes['@mozilla.org/widget/clipboard;1']
  
• .createInstance(Components.interfaces.nsIClipboard);
  
• if(!clip)return;
  
• vartrans=Components.classes['@mozilla.org/widget/transferable;1']
  
• .createInstance(Components.interfaces.nsITransferable);
  
• if(!trans)return;
  
• trans.addDataFlavor('text/unicode');
  
• 
  
• varstr=newObject();
  
• varlen=newObject();
  
• 
  
• varstr=Components.classes["@mozilla.org/supports-string;1"]
  
• .createInstance(Components.interfaces.nsISupportsString);
  
• 
  
• varcopytext=text;
  
• 
  
• str.data=copytext;
  
• 
  
• trans.setTransferData("text/unicode",str,copytext.length*2);
  
• 
  
• varclipid=Components.interfaces.nsIClipboard;
  
• 
  
• if(!clip)return;
  
• 
  
• clip.setData(trans,null,clipid.kGlobalClipboard);
  
• 
  
• }else{
  
• window.alert("不支持该浏览器的复制功能，请手动复制");
  
• return;
  
• }
  
• window.alert("已复制成功，请直接粘贴$codeFormat");
  
• }