public ActionResult GetAuthCode() { string pic_code = ""; byte[] b = new VerifyCode().GetVerifyCode(ref pic_code); HttpContext.Session.SetString("pic_code", pic_code);//存入session return(File(b, @"image/Gif")); }
public IActionResult doVerifyCode() { string code = ""; System.IO.MemoryStream ms = VerifyCode.Create(out code, 4); HttpContext.Session.SetString("LoginValidateCode", code); Response.Body.Dispose(); return(File(ms.ToArray(), @"image/png")); }