Click to copy the JS code instance _javascript tips

Copy Code code as follows:

function Copy_clip () {
var url = $ ("#back_info"). html (); Content that needs to be replicated
var txt = url.substring (Url.indexof (":") + 1, url.length);
if (window.clipboarddata) {
Window.clipboardData.clearData ();
Window.clipboardData.setData ("Text", txt);
Alert (' Congratulations, copy success! ');
else if (navigator.userAgent.indexOf ("Opera")!=-1) {
window.location = txt;
else if (Window.netscape) {
try {
Netscape.security.PrivilegeManager.enablePrivilege ("Universalxpconnect");
catch (e) {
Alert ("Your Firefox security restrictions restrict your clipboard operations, please enter ' About:config ' in the address bar of the new window and find ' Signed.applets.codebase_principal_ Support ' set to true ');
return false;
}
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 = txt;
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);

}
}