摘要： 2013-03-11 public partial class WebForm1 : System.Web.UI.Page { string constr = ConfigurationManager.ConnectionStrings["sqlPro"].ConnectionString; protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { proBind(); } } //首先将省份信息绑定到dropdownlist1 中 private void proBind() {.. 阅读全文