如何在3tier Architect中的dropdownlist中绑定ID. [英] how to bind id in dropdownlist in 3tier architect.

问题描述

请一些人告诉我如何在3层体系结构中从数据库绑定dropdownlist中的id.在单层体系结构中，可以通过datareader填充dropdownlist，但是在3层体系结构中，我无法在3层体系结构的dropdownlist中填充id.请有人告诉.....

Pls some one tell that how to bind id in dropdownlist from database in 3 tier architecture. In single tier architecture am able to fill dropdownlist by datareader, but in 3 tier architecture i am not able to fill id in dropdownlist in 3 tier architecture. Pls some one tell.....

推荐答案

DropDownList1.DataSource =< datasetobj> .Tables [index];

DropDownList1.DataTextField ="id";

DropDownList1.DataBind();

DropDownList1.DataSource=<datasetobj>.Tables[index];

DropDownList1.DataTextField="id";

DropDownList1.DataBind();

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