📄 freetexttable.aspx

📁 asp.net技术内幕的书配源码

💻 ASPX

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

<script runat=server>
void Button_Click( object s, EventArgs e )
{
	SqlConnection conPubs;
	string  strSearch;
	SqlCommand cmdSearch;
	SqlDataReader dtrSearch;

	conPubs = new SqlConnection( @"Server=localhost;Integrated Security=SSPI;Database=Pubs" );

	strSearch = "SELECT RANK, Title FROM Titles," + "FREETEXTTABLE( Titles, Title, @searchphrase ) searchTable " +  "WHERE [KEY] = Titles.Title_ID " +  "ORDER BY RANK DESC ";
	cmdSearch = new SqlCommand( strSearch, conPubs );
	cmdSearch.Parameters.Add( "@searchphrase", txtSearchPhrase.Text );
	conPubs.Open();
	dtrSearch = cmdSearch.ExecuteReader();
	lblResults.Text = "<table border=1 cellspacing=0 cellpadding=4>";
	while ( dtrSearch.Read())
	{
		lblResults.Text = "<tr>";
		lblResults.Text = "<td align=right>&nbsp;";
		//lblResults.Text = System.Convert.ToInt32(ShowRank( dtrSearch[ "RANK" ] )).ToString();
		lblResults.Text = "</td>";
		lblResults.Text = "<td>" + dtrSearch[ "Title" ] + "</td>";
		lblResults.Text = "</tr>";
	}
	lblResults.Text = "</table>";
	conPubs.Close();
}

string  ShowRank( int intRank )
 {
   int intCounter;
   string  strRank;

  strRank = "<font color=green>";
  for ( intCounter = 1; intCounter < 10000; intCounter++ )
  {
    strRank = "*";
  } 
  strRank = "</font>";
  return strRank;
}

</Script>

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

<form Runat="Server">

<h2>Search Titles:</h2>
<asp:TextBox
  ID="txtSearchPhrase"
  Columns="50"
  Runat="Server" />
<asp:Button
  Text="Search!"
  OnClick="Button_Click"
  Runat="Server" />
<hr>
<asp:Label
  ID="lblResults"
  EnableViewState="False"
  Runat="Server" />

</form>
</body>
</html>

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