protected void Page_Load(object sender, EventArgs e) { if (!Page.IsPostBack) { /* if (Session["Photo"] != null && Session["PhotoType"] != null) { img1.ImageUrl = "~/TeacherPhotoShow.aspx"; } else { img1.ImageUrl = "~/Content/default.jpg"; }*/ int id = Convert.ToInt32( Request.QueryString.Get("ID")); if (id != 0) { CQGJEntities CQGJ = new CQGJEntities(); Session["TeacherID"] = id; this.teacher = (from t in CQGJ.Teacher where t.TeacherID == id select t).First(); if (this.teacher.Photo != null || this.teacher.PhotoType != null) { img1.ImageUrl = "~/TeacherPhotoShow.aspx?ID=" + id; } else { img1.ImageUrl = "~/Content/images/user-head.jpg"; } } } }
protected void Page_Load(object sender, EventArgs e) { CQGJEntities CQGJ = new CQGJEntities(); if (Request.QueryString["ID"] != null) { try { int iID = int.Parse(Request.QueryString["ID"].ToString()); Teacher teacher = (from c in CQGJ.Teacher where c.TeacherID == iID select c).First(); Response.ContentType = teacher.PhotoType; Response.BinaryWrite((byte[])teacher.Photo); } catch { } } }