DropDownList绑定数据源后,要插入项的处理

mac2022-06-30  59

private void BindDivision() { DivisionService divisionService = new DivisionService(); var divisions = divisionService.GetList(base.AdminDivisionId) .Select(x => new { Id = x.Id, Name = x.Name }) .OrderBy(x => x.Name) .ToList(); ddlDestinationCompany.DataSource = divisions; ddlDestinationCompany.DataTextField = "Name"; ddlDestinationCompany.DataValueField = "Id"; ddlDestinationCompany.DataBind(); if (!base.AdminDivisionId.HasValue) ddlDestinationCompany.Items.Insert(0, new ListItem("请选择", ""));//注意:插入项必须位于绑定数据源后面,即DataBind()方法后 }

  

转载于:https://www.cnblogs.com/gonghui2016/p/11607176.html

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