Question

怎么将表中两列 绑定在一个dropdownlist下显示比如显示学号和学生姓名 asp.net

Answer 1

select id as id,学号+'-'+姓名 as name from student
asp.net 代码:
dropdownlist.datasouce=student
dropdownlist.DataTextField = name
dropdownlist.DataValueField = id

Answer 2

select id,name from student
dropdownlist.datasouce=student
dropdownlist.DataTextField =" name"
dropdownlist.DataValueField =" id "
dropdownlist.databind();
望采纳，谢谢

Answer 3

1.绑定的数据源中想办法合成一个字段
2.在绑定事件里合并