public void ProcessRequest(HttpContext context) { context.Response.ContentType = "text/plain"; if (context.Request.QueryString["method"] == "getUser") { var roleId = context.Request.QueryString["Id"]; var jsondata = GetUserId(roleId); context.Response.Write(jsondata); } else if (context.Request.QueryString["method"] == "EditUserRole") { int len = Convert.ToInt32(context.Request.QueryString["length"]); var roleId = context.Request.QueryString["RoleId"]; List <SysUserModel> userList = new List <SysUserModel>(); for (int i = 0; i < len; i++) { userList.Add(new SysUserModel()); } for (int i = 0; i < len; i++) { userList[i].UserId = context.Request.QueryString["rows[" + i + "][UserId]"]; } List <SysUserRoleModel> list = userRoleBLL.GetByRoleId(roleId); if (len == 0) { var jsondata = DeleteUserRole(list); context.Response.Write(jsondata); } else { var jsondata = CreateUserRole(userList, roleId, len); context.Response.Write(jsondata); } } else { context.Response.Write("Hello World!"); } }