StreamWriter, StreamReader

Console Application

using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
namespace pr11
{
class Program
{
static void Main(string[] args)
{
FileInfo f = new FileInfo(@”C:\Documents and Settings\admin\Desktop\SD\file2.txt”);
[...]

Create Files with FileInfo Class

With the FileInfo class, you can create new files, access information about the files, delete, and move files. This class also provides methods for opening, reading from, and writing to a file.
Console Application

using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
namespace pr5
{
class Program
{
static [...]

Create Subdirectories

Console Application

using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
namespace pr4
{
class Program
{
static void Main(string[] args)
{
DirectoryInfo dir = new DirectoryInfo(@”C:\Documents and Settings\admin\Desktop\SD\”);
try
{
dir.CreateSubdirectory(“Projects”);
dir.CreateSubdirectory(@”Projects\Files”);
}
catch (IOException e)
{
Console.WriteLine(e.Message);
}
}
}
}

Working with files under a Directory

Console Application

using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
namespace pr3
{
class Program
{
static void Main(string[] args)
{
DirectoryInfo dir = new DirectoryInfo(@”C:\Documents and Settings\admin\Desktop\poze”);
FileInfo[] jpgfiles = dir.GetFiles(“*.jpg”);
Console.WriteLine(“Total number of jpg files {0}”, jpgfiles.Length);
foreach(FileInfo f in jpgfiles)
{
Console.WriteLine(“——————————————-”);
Console.WriteLine(“Name is : {0}”, f.Name);
Console.WriteLine(“Length of the file is : {0}”, f.Length);
Console.WriteLine(“Creation time is : {0}”, f.CreationTime);
Console.WriteLine(“Attributes of the file are : {0}”,f.Attributes.ToString());
}
Console.ReadLine();
}
}
}