Using the Path class (C#) : Path « File Directory « ASP.NET Tutorial






<%@ Page Language="C#" %>
<%@ 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 void Page_Load(object sender, EventArgs e)
    {
        if (Page.IsPostBack)
        {
            this.lblRootPath.Text = Path.GetPathRoot(this.txtPathName.Text);
            this.lblDirectoryName.Text = Path.GetDirectoryName(this.txtPathName.Text);
            this.lblFileName.Text =  Path.GetFileName(this.txtPathName.Text);
            this.lblFileNameWithoutExtension.Text = Path.GetFileNameWithoutExtension(this.txtPathName.Text);
            this.lblExtension.Text = Path.GetExtension(this.txtPathName.Text);

            this.lblTemporaryPath.Text = Path.GetTempPath();
            this.lblDirectorySeparatorChar.Text = Path.DirectorySeparatorChar.ToString();
            this.lblAltDirectorySeparatorChar.Text = Path.AltDirectorySeparatorChar.ToString();
            this.lblVolumeSeparatorChar.Text = Path.VolumeSeparatorChar.ToString();
            this.lblPathSeparator.Text = Path.PathSeparator.ToString();

            this.lblInvalidChars.Text = HttpUtility.HtmlEncode( new String(Path.GetInvalidPathChars() ) );
            this.lblInvalidFileNameChars.Text = HttpUtility.HtmlEncode( new String(Path.GetInvalidFileNameChars()));
        }
    }

</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>Untitled Page</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        Working with the Path Class<br />
        <br />
        Enter a path name:
        <asp:TextBox ID="txtPathName" runat="server"/><br />
        <asp:Button ID="Button1" runat="server" Text="Button" /><br />
        <br />
        Root Path = 
        <asp:Label ID="lblRootPath" runat="server" Text="Label" />
        <br />
        Directory =
        <asp:Label ID="lblDirectoryName" runat="server" Text="Label" />
        <br />
        Filename =
        <asp:Label ID="lblFileName" runat="server" Text="Label" />
        <br />
        Filename (without extension) =
        <asp:Label ID="lblFileNameWithoutExtension" runat="server" Text="Label" />
        <br />
        Extension =
        <asp:Label ID="lblExtension" runat="server" Text="Label" />
        <br />
        <br />
        Temporary Directory =
        <asp:Label ID="lblTemporaryPath" runat="server" Text="Label" />
        <br />
        Directory Separator Character =
        <asp:Label ID="lblDirectorySeparatorChar" runat="server" Text="Label" />
        <br />
        Alt Directory Separator Character =
        <asp:Label ID="lblAltDirectorySeparatorChar" runat="server" Text="Label" />
        <br />
        Volume Separator Character =
        <asp:Label ID="lblVolumeSeparatorChar" runat="server" Text="Label" />
        <br />
        Path Separator Character =
        <asp:Label ID="lblPathSeparator" runat="server" Text="Label" />
        <br />
        Invalid Path Characters =
        <asp:Label ID="lblInvalidChars" runat="server" Text="Label" />
        <br />
        Invalid FileName Characters =
        <asp:Label ID="lblInvalidFileNameChars" runat="server" Text="Label" />
    
    </div>
    </form>
</body>
</html>








10.5.Path
10.5.1.Using the Path class (C#)
10.5.2.Using the Path class (VB)
10.5.3.File Path Parsing (C#)
10.5.4.File Path Parsing (VB)