dropdownlist中----号的实现

 ds = null;
ds = MFService.listAllCode("", "000092");
row = ds.Tables[0].NewRow();
row["CODEDESP"] = "Select";                
ds.Tables[0].Rows.InsertAt(row,0);
this.ddl_sourceCode.DataSource = ds;
this.ddl_sourceCode.DataValueField = "CODE";
this.ddl_sourceCode.DataTextField = "CODEDESP";
this.ddl_sourceCode.DataBind();


 SELECT   code, SUBSTR (cd_desc, 1, 40) cd_desc,
code || '-----' || cd_desc codedesp
FROM TBMF_CODE_MASTER


COItemProductData.sourceCode = ddl_sourceCode.SelectedValue.Substring(0,2);

ddl_sourceCode.SelectedValue = COItemProductData.sourceCode;

VS2007,Orcas,CTP版发布,提供下载地址：【上一篇】
asp.net动态加载用户控件问题解决日记：【下一篇】