Console Application: Read File

Console Application: Read File

Following source code, contains a simple console application that gets a file name as a command line argument and prints its content in the console.

Source Code

using System;

using System.IO;

namespace ReadFile {

      class Program {

            static int Main(string[] args) {

                  if (args.Length == 0) {

                        Console.WriteLine("Please specify filename.");

                        return 0;

                  }

                  if (args.Length > 1) {

                        Console.WriteLine("Too many filenames specified.");

                        return 0;

                  }

                  if(! File.Exists((args[0])))

                        Console.WriteLine("Specify file not found.");

                  Console.WriteLine(File.ReadAllText(args[0]));

                  return 1;

            }

      }

}

Sample Output

Keywords:

Console Application, Command Line Arguments, File I/O