ReadVersion.cs

// Display File Version Info
// compile with C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe <filename>
using System;
using System.Diagnostics;
using System.IO;
using System.Reflection;//Assembly
namespace MyFileInfo
{
    class FileInfo 
    {
        static void Main(String[] args) 
        {
            String[] files;
            if (args.Length > 0) {
                files = Directory.GetFiles(args[0]);
                
            } else {
                files = Directory.GetFiles(".");
            }
            foreach(String file in files) {
                    Console.WriteLine(file);
                    FileVersionInfo myFileVersionInfo = FileVersionInfo.GetVersionInfo(file);
			        // Print the file name and version number.
			        Console.WriteLine(" File: " + myFileVersionInfo.FileDescription + 
                                    ", Version number: " + myFileVersionInfo.FileVersion + 
                                    ", ProductName: " + myFileVersionInfo.ProductName + 
                                    ", IsDebug: " + myFileVersionInfo.IsDebug);

                    //string assemblyVersion = Assembly.GetExecutingAssembly().GetName().Version.ToString(); 
                    string assemblyVersion = "";
                    string fileVersion = "";
                    string productVersion = "";
                    try {
                        assemblyVersion = Assembly.LoadFile(file).GetName().Version.ToString(); 
                        fileVersion = FileVersionInfo.GetVersionInfo(Assembly.GetExecutingAssembly().Location).FileVersion; 
                        productVersion = FileVersionInfo.GetVersionInfo(Assembly.GetExecutingAssembly().Location).ProductVersion;
                    }catch(Exception) { }
                    
                    Console.WriteLine(" assemblyVersion: " + assemblyVersion + ", fileVersion: " + fileVersion + ", productVersion: " + productVersion);
                    Console.WriteLine(" Date modified: " + System.IO.File.GetLastWriteTime(file));
            }
        }
    }
}