Jquery Ajax implements user registration detection (asp.net)

aspx file

protected void Page_Load (object sender, EventArgs e)
{
String accounts = request["Accounts"];
Loginnameexist (accounts);
}
public void Loginnameexist (string accounts)
{
Iusers user = Agileeis.web.dal.interface.dalhelper.dalmanager.createusers ();
User.session = contexthelper.session;
user.accounts = accounts;
User.refresh ();
if (!user.exists)
{
Response.Write ("1");
}
Else
{
Response.Write ("0");
}
Response.End ();
Return
}

Asynchronous refresh implementation of a variety of ways, but also the use of a variety of JS framework, the above is implemented using the jquery framework Ajax to verify the existence of the user name. The first time such technical documents, inevitably have a shortage of

Ajax jquery page
$ ("#accounts"). Formvalidator ({onshow: "Enter user name", onfocus: "User name at least 4 characters, up to 10 characters", Oncorrect: "This user name can be registered"}. Inputvalidator ({min:4,max:10,onerror: "User name is at least 4 characters, up to 10 characters}"). Regexvalidator ({regexp: " Username ", datatype:" Enum ", OnError:" Incorrect user name format "})
. ajaxvalidator ({
Type: ' Get ',
URL: '/ws/nameexist.aspx ',
DataType: "JSON",
Success:function (data) {
if (data = = "1")
{
return true;
}
Else
{
return false;
}
,
Buttons: $ ("#submit"),
Error:function () {alert ("Server does not return data, possible server busy, retry");
OnError: "This username is not available , please replace user name ",
onwait:" The user name is being verified for legality, please wait ... "
})