📄 dropdownlistdatavalue.aspx

📁 asp.net技术内幕的书配源码

💻 ASPX

字号:

<%@ Page Language="C#"%>
<%@ Import namespace="System.Data" %>

<script runat=server>

void Page_Load(Object sender , EventArgs e) 
{
  if (! IsPostBack ) {
    DataTable  dtbMusic = new DataTable();
     DataRow drowNewRows;

    dtbMusic.Columns.Add(      new DataColumn( "CategoryName", typeof( string  ) ) );
    dtbMusic.Columns.Add(      new DataColumn( "CategoryID", typeof( string  ) ) );
    drowNewRows = dtbMusic.NewRow();
    drowNewRows[ "CategoryName" ] = "Country Music";
    drowNewRows[ "CategoryID" ] = "country";
    dtbMusic.Rows.Add( drowNewRows );
    drowNewRows = dtbMusic.NewRow();
    drowNewRows[ "CategoryName" ] = "Rock Music";
    drowNewRows[ "CategoryID" ] = "rock";
    dtbMusic.Rows.Add( drowNewRows );
    drowNewRows = dtbMusic.NewRow();
    drowNewRows[ "CategoryName" ] = "Classical Music";
    drowNewRows[ "CategoryID" ] = "classical";
    dtbMusic.Rows.Add( drowNewRows );

    dropCategory.DataSource = dtbMusic;
    dropCategory.DataTextField = "CategoryName";
    dropCategory.DataValueField = "CategoryID";
    dropCategory.DataBind();
  }
}

</script>

<html>
<head><title>DropDownListDataValue.aspx</title></head>
<body>

<form Runat="Server">

<asp:DropDownList
  ID="dropCategory"
  Runat="Server"/>

</form>

</body>
</html>

⌨️ 快捷键说明

复制代码 Ctrl + C

搜索代码 Ctrl + F

全屏模式 F11

切换主题 Ctrl + Shift + D

显示快捷键 ?

增大字号 Ctrl + =

减小字号 Ctrl + -