protected void Page_Load(object sender, EventArgs e)
 {
     if (!IsPostBack)
     {
         List<Student> studentList = new List<Student>();
         StudentManager studentManager = new StudentManager();
         studentList = studentManager.getAllStudents();
         chkStudent.DataSource = studentList;
         chkStudent.DataTextField = "FullName";
         //chkStudent.DataTextFormatString = "&nbsp;&nbsp;&nbsp;&nbsp;{0}";
         chkStudent.DataValueField = "StudentId";
         //Start binding to the datasource
         chkStudent.DataBind();
     }
 }
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                List<Gender> genderList = new List<Gender>();
                StudentManager studentManager = new StudentManager();
                genderList = studentManager.getAllGender();
                //using the List of Gender class instances as datasource
                ddlGender.DataSource = genderList;
                //tell the ddlGender to refer to the GenderName to display
                ddlGender.DataTextField = "GenderName";
                //tell the ddlGender to refer to the GenderId property to
                //represent the displayed text.
                ddlGender.DataValueField = "GenderStatus";
                //Start binding to the datasource
                ddlGender.DataBind();

            }//using the if(Page.IsPostBack==false) condition
            //to ensure the binding logic will execute once.
        }