示例#1
0
        protected void btnAdd_Click(object sender, EventArgs e)
        {
            try
            {
                using (DefaultConnectionEF db = new DefaultConnectionEF())
                {
                    //get the values needed
                    Int32 StudentID = Convert.ToInt32(Request.QueryString["StudentID"]);
                    Int32 CourseID = Convert.ToInt32(ddlCourse.SelectedValue);

                    //populate the new enrollment object
                    Enrollment objE = new Enrollment();
                    objE.StudentID = StudentID;
                    objE.CourseID = CourseID;

                    //save
                    db.Enrollments.Add(objE);
                    db.SaveChanges();

                    //refresh
                    GetStudent();
                }
            }
            catch (System.Data.SqlClient.SqlException e3)
            {
                Server.Transfer("/error.aspx", true);
            }
            catch (System.Data.Entity.Core.EntityException e3)
            {
                Server.Transfer("/error.aspx", true);
            }
        }
示例#2
0
        protected void btnAdd_Click(object sender, EventArgs e)
        {
            try
            {
                using (DefaultConnectionEF db = new DefaultConnectionEF())
                {
                    //get the values needed
                    Int32 StudentID = Convert.ToInt32(Request.QueryString["StudentID"]);
                    Int32 CourseID = Convert.ToInt32(ddlCourse.SelectedValue);

                    //populate the new enrollment object
                    Enrollment objE = new Enrollment();
                    objE.StudentID = StudentID;
                    objE.CourseID = CourseID;

                    //save
                    db.Enrollments.Add(objE);
                    db.SaveChanges();

                    //refresh
                    GetStudent();
                }
            }
            catch
            {
                Response.Redirect("/error.aspx");
            }
        }