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分享再问DROPDOWNLIST的问题，直接没分为止！
以下代码已实现了把某一目录下的css文件绑定到dropdownlist现在我想把文件名绑定在DataValeFile里，把其它的东西绑定在DataTextFile里，请指教
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<%@ Page language="c#" AutoEventWireup="false" debug="true"%>
<%@ import Namespace="System.IO"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<html>
<head>
<title>WebForm</title>
<meta name="CODE_LANGUAGE" Content="C#">
<meta name=vs_defaultClientScript content="JavaScript">
<meta name=vs_targetSchema content="http://schemas.microsoft.com/intellisense/ie5">
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<script runat="server" language="c#">
private void Page_Load(object sender, System.EventArgs e)
{
System.Collections.ArrayList CSSAL = new System.Collections.ArrayList();
String dirPath = @"C:\";
DirectoryInfo dir = new DirectoryInfo(dirPath);
FileInfo[] fileInfo = dir.GetFiles();
foreach( FileInfo f in fileInfo)
{
if(f.Extension.ToLower() == ".css")
{
CSSAL.Add(f.Name);
}
}
ddl.DataSource = CSSAL;
ddl.DataBind();
//ddl.Items.Clear();
//for(int i = 0;i < CSSAL.Count;i ++ )
//{
// ddl.Items.Add(CSSAL[i].ToString());
//}
}
override protected void OnInit(EventArgs e)
{
InitializeComponent();
base.OnInit(e);
}
private void InitializeComponent()
{
this.Load += new System.EventHandler(this.Page_Load);
}
</script>
</head>
<body>
<form id="Form1" method="post" runat="server">
<asp:DropDownList id="ddl" runat="server"/>
</form>
</body>
</html>
,
<%@ Page language="c#" AutoEventWireup="false" debug="true"%>
<%@ import Namespace="System.IO"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<html>
<head>
<title>WebForm</title>
<meta name="CODE_LANGUAGE" Content="C#">
<meta name=vs_defaultClientScript content="JavaScript">
<meta name=vs_targetSchema content="http://schemas.microsoft.com/intellisense/ie5">
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<script runat="server" language="c#">
private void Page_Load(object sender, System.EventArgs e)
{
System.Collections.ArrayList CSSAL = new System.Collections.ArrayList();
String dirPath = @"C:\";
DirectoryInfo dir = new DirectoryInfo(dirPath);
FileInfo[] fileInfo = dir.GetFiles();
foreach( FileInfo f in fileInfo)
{
if(f.Extension.ToLower() == ".css")
{
CSSAL.Add(f.Name);
}
}
ddl.DataSource = CSSAL;
ddl.DataBind();
//ddl.Items.Clear();
//for(int i = 0;i < CSSAL.Count;i ++ )
//{
// ddl.Items.Add(CSSAL[i].ToString());
//}
}
override protected void OnInit(EventArgs e)
{
InitializeComponent();
base.OnInit(e);
}
private void InitializeComponent()
{
this.Load += new System.EventHandler(this.Page_Load);
}
</script>
</head>
<body>
<form id="Form1" method="post" runat="server">
<asp:DropDownList id="ddl" runat="server"/>
</form>
</body>
</html>
...全文
请发表友善的回复…
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sasagun 2005-10-18
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当然有啊，我在FOREACH里面试过输出都有
jierry007 2005-10-17
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你确定你查找的c盘里面有.CSS后缀的文件吗？？
sasagun 2005-10-17
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是没有值出来，不报错
menuvb 2005-10-17
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是因为没值还是绑定的列名的属性名不正确?
sasagun 2005-10-17
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这个小错误我知道，但不知道为什么DROPDOWNLIST是空的
LoveCherry 2005-10-17
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笔误
ddl.DataValeFile="filename";
ddl.DataTextFile="other";
>>
ddl.DataTextField="filename";
ddl.DataValueField="other";
ddl.DataValeFile="filename";
ddl.DataTextFile="other";
>>
ddl.DataTextField="filename";
ddl.DataValueField="other";
sasagun 2005-10-17
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已经试过 LoveCherry(论成败，人生豪迈；大不了，重头再来！^_^) (的答案，结果是：没有值被绑定
lzt7 2005-10-17
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找不到问题？问号在哪里？？？？
moodboy1982 2005-10-17
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好吧，我帮你顶
sasagun 2005-10-17
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自己顶，这个问题好难么？问了三次都没有理想的答案
LoveCherry 2005-10-17
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DataTable dt=new DataTable("dt");
DataColumn dc1=new DataColumn("filename",Type.GetType("System.String"));
DataColumn dc2=new DataColumn("other",Type.GetType("System.Int16"));
dt.Columns.Add(dc1);
dt.Columns.Add(dc2);
System.Collections.ArrayList CSSAL = new System.Collections.ArrayList();
String dirPath = @"C:\";
DirectoryInfo dir = new DirectoryInfo(dirPath);
FileInfo[] fileInfo = dir.GetFiles();
foreach( FileInfo f in fileInfo)
{
if(f.Extension.ToLower() == ".css")
{
DataRow dr=dt.NewRow();
dr["filename"]=f.Name;
....其他的列赋值
}
}
ddl.DataSource = dt;
ddl.DataValeFile="filename";
ddl.DataTextFile="other";
ddl.DataBind();
DataColumn dc1=new DataColumn("filename",Type.GetType("System.String"));
DataColumn dc2=new DataColumn("other",Type.GetType("System.Int16"));
dt.Columns.Add(dc1);
dt.Columns.Add(dc2);
System.Collections.ArrayList CSSAL = new System.Collections.ArrayList();
String dirPath = @"C:\";
DirectoryInfo dir = new DirectoryInfo(dirPath);
FileInfo[] fileInfo = dir.GetFiles();
foreach( FileInfo f in fileInfo)
{
if(f.Extension.ToLower() == ".css")
{
DataRow dr=dt.NewRow();
dr["filename"]=f.Name;
....其他的列赋值
}
}
ddl.DataSource = dt;
ddl.DataValeFile="filename";
ddl.DataTextFile="other";
ddl.DataBind();
