How to get the executable filename in C# and VB.NET

To get the executable filename in C# and VB.NET you can use one the following methods.

Sample C#

//prefered way to retrieve exe filename
Console.WriteLine(Path.GetFileName(System.Diagnostics.Process.GetCurrentProcess().MainModule.FileName));
 

Console.WriteLine(AppDomain.CurrentDomain.FriendlyName); //can cause problems when using click once, also this property does not always returns the right result.

Console.WriteLine(Path.GetFileName(Assembly.GetExecutingAssembly().Location)); //can fail when used in wcf application.
Console.WriteLine(Path.GetFileName(Assembly.GetExecutingAssembly().CodeBase)); //better if shadow copy feature is active, but can fail when used in wcf application
Console.WriteLine(Path.GetFileName(Assembly.GetEntryAssembly().Location));

Sample VB.NET

'prefered way to retrieve exe filename
Console.WriteLine(Path.GetFileName(System.Diagnostics.Process.GetCurrentProcess().MainModule.FileName))


Console.WriteLine(AppDomain.CurrentDomain.FriendlyName)
'can cause problems when using click once, also this property does not always returns the right result.
Console.WriteLine(Path.GetFileName(Assembly.GetExecutingAssembly().Location))
'can fail when used in wcf application.
Console.WriteLine(Path.GetFileName(Assembly.GetExecutingAssembly().CodeBase))
'better if shadow copy feature is active, but can fail when used in wcf application
Console.WriteLine(Path.GetFileName(Assembly.GetEntryAssembly().Location))

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