ASP.NET如何跨站抓取頁面
【摘 要】豆腐在以前的文章中講過如何用PHp和Asp跨站抓取別的站點的頁面，今天我們來測試一下asp+
是怎麼實現跨站抓取別的站點的頁面。
該文中幾個類的使用是值得注意的地方。
豆腐在以前的文章中講過如何用PHp和Asp跨站抓取別的站點的頁面，今天我們來測試一下asp+
是怎麼實現跨站抓取別的站點的頁面。
Code Listing
<%@ Assembly Name="System.Net" %>
<%@ Import Namespace="System.Net" %>
<%@ Import Namespace="System.IO" %>
<script language="VB" runat="server">
Sub Page_Load(Src As Object, E As EventArgs)
Dim HttpWResp as HTTPWebresponse
Dim sr As StreamReader
dim STRtemp as string
text1.text = ""
HttpWReq = WebRequestFactory.Create("http://www.asp888.net")
HttpWReq.KeepAlive = false
HttpWResp = HttpWReq.GetResponse()
sr = new StreamReader(HttpWResp.GetResponseStream(), Encoding.ASCII)
Try
line=sr.ReadLine()
do while line <> null
line = sr.ReadLine()
lineENC = server.HTMLencode(line) & vbcrlf & "
"
text1.text = text1.text & lineENC
loop
Catch ex As Exception
text1.text = "發生錯誤: " & ex.Message
End Try
End Sub
</script>
<html><head>
<title>跨站</title>
</head>
<body bgcolor="#FFFFFF">
<h3><font face="Verdana">抓來得數據</font></h3>
<asp:TextBox id="text1" Width="600px" Textmode="multiline" rows="40"
runat="server"/>
</body></html>