ASP.Net/File Directory/FileInfo

Материал из .Net Framework эксперт
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Copying or Moving a File (C#)

   <source lang="csharp">

<%@ Page Language="C#" %> <script runat="server"> void CopyFile_Click(object sender, System.EventArgs e) { 

 try
 {
   string sourceFile = Server.MapPath("Data.txt");
   string destinationFile = Server.MapPath("Datacopy.txt");
   System.IO.File.Copy(sourceFile, destinationFile);
 }
 catch (Exception ex)
 {
   MessageLabel.Text = ex.Message;
 }

} void MoveFile_Click(object sender, System.EventArgs e) { 

 try
 {
   string sourceFile = Server.MapPath("Data.txt");
   string destinationFile = Server.MapPath("Datamove.txt");
   System.IO.File.Move(sourceFile, destinationFile);
 }
 catch (Exception ex)
 {
   MessageLabel.Text = ex.Message;
 }

} </script> <html> 

 <head>
   <title>Copying or Moving a File</title>
 </head>
 <body>
   <form id="MainForm" runat="server">
     Copy "Data.txt" to "Datacopy.txt"
     <asp:button id="CopyFile" runat="server" text="Copy File" onclick="CopyFile_Click" />
     

     Move "Data.txt" to "Datamove.txt"
     <asp:button id="MoveFile" runat="server" text="Move File" onclick="MoveFile_Click" />
     

     <asp:Label ID="MessageLabel" Runat="server" />
   </form>
 </body>

</html> 

</source>


Copying or Moving a File (VB)

   <source lang="csharp">

<%@ Page Language="VB" %> <script runat="server"> Sub CopyFile_Click(sender As Object, e As System.EventArgs) 

 Try
   Dim sourceFile As String = Server.MapPath("Data.txt")
   Dim destinationFile As String = Server.MapPath("Datacopy.txt")
   System.IO.File.Copy(sourceFile, destinationFile)
 Catch Ex As Exception
   MessageLabel.Text = Ex.Message
 End Try

End Sub Sub MoveFile_Click(sender As Object, e As System.EventArgs) 

 Try
   Dim sourceFile As String = Server.MapPath("Data.txt")
   Dim destinationFile As String = Server.MapPath("Datamove.txt")
   System.IO.File.Move(sourceFile, destinationFile)
 Catch Ex As Exception
   MessageLabel.Text = Ex.Message
 End Try

End Sub </script> <html> 

 <head>
   <title>Copying or Moving a File</title>
 </head>
 <body>
   <form id="MainForm" runat="server">
     Copy "Data.txt" to "Datacopy.txt"
     <asp:button id="CopyFile" runat="server" text="Copy File" onclick="CopyFile_Click" />
     

     Move "Data.txt" to "Datamove.txt"
     <asp:button id="MoveFile" runat="server" text="Move File" onclick="MoveFile_Click" />
     

     <asp:Label ID="MessageLabel" Runat="server" />
   </form>
 </body>

</html> 

</source>


Inquiring Information About a File (C#)

   <source lang="csharp">

<%@ Page Language="C#" %> <%@ Import Namespace="System.IO" %> <%@ Import Namespace="System" %> <script runat="server"> 

   void Page_Load(object Source, EventArgs e)
   {
       ListFileInfoLiteral.Text = "";
   FileTextBox.Text = Server.MapPath("Default.aspx");
   }
   
   public void DisplayFileInfo(object Source, EventArgs e)
   {
       FileInfo iFile;
       iFile = new FileInfo(FileTextBox.Text);
       if (iFile.Exists){
    System.Text.StringBuilder sb = new System.Text.StringBuilder(1000);
sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( ""); sb.Append( "
Name" + iFile.Name + "
Path\\Name" + iFile.FullName + "
Extension" + iFile.Extension + "
Size" + iFile.Length + " bytes
Attributes" + iFile.Attributes.ToString() + "
Creation Time" + iFile.CreationTime + "
Last Accessed" + iFile.LastAccessTime + "
Last Modified" + iFile.LastWriteTime + "
"); 
        ListFileInfoLiteral.Text = sb.ToString();
 }
       else
           ListFileInfoLiteral.Text = "The file does not exist";
   }

</script> <HTML> 

 <HEAD>
   <title>Inquiring Information About a File</title>
 </HEAD>
 <body>
   <form runat="server">

Type path\name of file and click the button.

<asp:TextBox id="FileTextBox" runat="server" ReadOnly="True"></asp:TextBox>  <asp:Button id="GetFileInfoButton" onclick="DisplayFileInfo" runat="server" Text="File Information"></asp:Button>

<asp:Literal id="ListFileInfoLiteral" runat="server"></asp:Literal> 

   </form>
 </body>

</HTML> 

</source>


Inquiring Information About a File (VB)

   <source lang="csharp">

<%@ Page Language="VB" %> <%@ Import Namespace="System.IO" %> <%@ Import Namespace="System" %> <script runat="server"> 

   Public Sub Page_Load(Source As Object, Sender As EventArgs)
   
       ListFileInfoLiteral.Text = ""
   FileTextBox.Text = Server.MapPath("Default.aspx")
   End Sub
   
 Public Sub DisplayFileInfo(Source As Object, Sender As EventArgs)
   Dim iFile As FileInfo
   iFile = New FileInfo(FileTextBox.Text)
   If iFile.Exists Then
     Dim sb As New System.Text.StringBuilder(1000)
sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("") sb.Append("
Name" & iFile.Name & "
Path\Name" & iFile.FullName & "
Extension" & iFile.Extension & "
Size" & iFile.Length & " bytes
Attributes" & iFile.Attributes.ToString() & "
Creation Time" & iFile.CreationTime & "
Last Accessed" & iFile.LastAccessTime & "
Last Modified" & iFile.LastWriteTime & "
") 
     ListFileInfoLiteral.Text = sb.ToString()    
   Else
     ListFileInfoLiteral.Text = "The file does not exist"
   End If
 End Sub

</script> <HTML> 

 <HEAD>
   <title>Inquiring Information About a File</title>
 </HEAD>
 <body>
   <form runat="server">

Type path\name of file and click the button.

<asp:TextBox id="FileTextBox" runat="server" ReadOnly="True"></asp:TextBox>  <asp:Button id="GetFileInfoButton" onclick="DisplayFileInfo" runat="server" Text="File Information"></asp:Button>

<asp:Literal id="ListFileInfoLiteral" runat="server"></asp:Literal> 

   </form>
 </body>

</HTML> 

</source>
Источник — «http://nfex.ru/index.php?title=ASP.Net/File_Directory/FileInfo&oldid=1901»