Mega Code Archive

 
Categories / ASP.Net Tutorial / File Directory
 

Reading and writing binary data (VB)

<%@ Page Language="VB" %> <%@ Import Namespace="System.IO" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <script runat="server">     Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs)         Dim binarywriter As New BinaryWriter(File.Create("Data.dat"))         binarywriter.Write("a string")         binarywriter.Write(&H12346789ABCDEF)         binarywriter.Write(&H12345678)         binarywriter.Write("c"c)         binarywriter.Write(1.5F)         binarywriter.Write(100.2D)         binarywriter.Close()         Dim binaryreader As New BinaryReader(File.Open("Data.dat", FileMode.Open))         Dim a As String = binaryreader.ReadString()         Dim l As Long = binaryreader.ReadInt64()         Dim i As Integer = binaryreader.ReadInt32()         Dim c As Char = binaryreader.ReadChar()         Dim f As Double = binaryreader.ReadSingle()         Dim d As Decimal = binaryreader.ReadDecimal()         binaryreader.Close()     End Sub </script> <html xmlns="http://www.w3.org/1999/xhtml" > <head runat="server">     <title>Untitled Page</title> </head> <body>     <form id="form1" runat="server">     <div>          </div>     </form> </body> </html>