不经保存，直接读取上传文件
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不经保存，直接读取上传文件
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不經(jīng)保存，直接讀取上傳文件的內(nèi)容
?
<%@ Page Language="C#" AutoEventWireup="true" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
? protected void btnUpload_Click( object sender, EventArgs e )
? {
??? if (FileUpload1.PostedFile.InputStream.Length < 1)
??? {
????? Msg.Text = "請選擇文件。";
????? return;
??? }
??? string FileName = FileUpload1.FileName;
??? if (FileName.ToLower().IndexOf(".txt") == -1)
??? {
????? Msg.Text = "請選擇文本文件。";
????? return;
??? }
??? int FileLen = FileUpload1.PostedFile.ContentLength;
??? byte[] input = new byte[FileLen];
??? System.IO.Stream UpLoadStream = FileUpload1.PostedFile.InputStream;
??? UpLoadStream.Read(input, 0, FileLen);
??? UpLoadStream.Position = 0;
??? System.IO.StreamReader sr = new System.IO.StreamReader(UpLoadStream, System.Text.Encoding.Default);
??? Msg.Text = "您上傳的文件內(nèi)容是：<br/><br/>" + sr.ReadToEnd();電話錄音卡
??? sr.Close();
??? UpLoadStream.Close();
??? UpLoadStream = null;
??? sr = null;
? }
</script>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
? <title>不經(jīng)保存，直接讀取上傳文件的內(nèi)容</title>
</head>
<body>
? <form id="MengXianhui" runat="server">
??? <asp:FileUpload ID="FileUpload1" runat="server" />
??? <asp:Button ID="btnUpload" runat="server" Text="上傳"></asp:Button>
??? <p>
????? <asp:Label ID="Msg" runat="server" ForeColor="Red"></asp:Label></p>
? </form>
</body>
</html>
?
<%@ Page Language="C#" AutoEventWireup="true" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
? protected void btnUpload_Click( object sender, EventArgs e )
? {
??? if (FileUpload1.PostedFile.InputStream.Length < 1)
??? {
????? Msg.Text = "請選擇文件。";
????? return;
??? }
??? string FileName = FileUpload1.FileName;
??? if (FileName.ToLower().IndexOf(".txt") == -1)
??? {
????? Msg.Text = "請選擇文本文件。";
????? return;
??? }
??? int FileLen = FileUpload1.PostedFile.ContentLength;
??? byte[] input = new byte[FileLen];
??? System.IO.Stream UpLoadStream = FileUpload1.PostedFile.InputStream;
??? UpLoadStream.Read(input, 0, FileLen);
??? UpLoadStream.Position = 0;
??? System.IO.StreamReader sr = new System.IO.StreamReader(UpLoadStream, System.Text.Encoding.Default);
??? Msg.Text = "您上傳的文件內(nèi)容是：<br/><br/>" + sr.ReadToEnd();電話錄音卡
??? sr.Close();
??? UpLoadStream.Close();
??? UpLoadStream = null;
??? sr = null;
? }
</script>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
? <title>不經(jīng)保存，直接讀取上傳文件的內(nèi)容</title>
</head>
<body>
? <form id="MengXianhui" runat="server">
??? <asp:FileUpload ID="FileUpload1" runat="server" />
??? <asp:Button ID="btnUpload" runat="server" Text="上傳"></asp:Button>
??? <p>
????? <asp:Label ID="Msg" runat="server" ForeColor="Red"></asp:Label></p>
? </form>
</body>
</html>
轉(zhuǎn)載于:https://www.cnblogs.com/xiaoxia121/archive/2011/06/16/2082512.html
總結(jié)
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