private string ValidData1(string usnm)
{
DataClassesDataContext ob = new DataClassesDataContext();
Student_Master SM = new Student_Master();
Login_Master LM = new Login_Master();
Issued_Master IM = new Issued_Master();
string bn = "S";
var data1 = from a in ob.Login_Masters
where a.UserName == usnm
select new
{
usnm = a.UserName
};
foreach (var d in data1)
{
bn = "F";
usnm = d.usnm;
}
return(bn);
}
private string ValidData(string rolno)
{
DataClassesDataContext ob = new DataClassesDataContext();
Student_Master SM = new Student_Master();
Login_Master LM = new Login_Master();
Issued_Master IM = new Issued_Master();
string bn = "S";
var data = from a in ob.Student_Masters
where a.Roll_No == rolno
select new
{
rolno = a.Roll_No
};
foreach (var d in data)
{
bn = "F";
rolno = d.rolno;
}
return(bn);
}