File.OpenRead Method Opens an existing file for reading.

 

using System;
using System.IO;
using System.Text;

class Test 
{
    public static void Main() 
    {
        string path = @"c:\temp\MyTest.txt";
        if (!File.Exists(path)) 
        {
            using (FileStream fs = File.Create(path)) 
            {
                Byte[] info = new UTF8Encoding(true).GetBytes("This is some text in the file.");
                fs.Write(info, 0, info.Length);
            }
        }
        using (FileStream fs = File.OpenRead(path)) 
        {
            byte[] b = new byte[1024];
            UTF8Encoding temp = new UTF8Encoding(true);

            while (fs.Read(b,0,b.Length) > 0) 
            {
                Console.WriteLine(temp.GetString(b));
            }
        }
    }
}

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1.	Get file Creation Time
2.	Delete a file
3.	Get File Access Control
4.	illustrates the FileAttributes enumeration
5.	illustrates the FileInfo class
6.	illustrates the FileSystemWatcher class
7.	File class to check whether a file exists, open and read
8.	Uses methods in the File class to check whether a file exists
9.	Uses methods in the File class to check the status of a file
10.	File Class
11.	File.AppendAllLines Method Appends lines to a file, and then closes the file.
12.	File.AppendAllText Opens a file, appends the specified string to the file
13.	File.AppendAllText Method Appends the string to the file, creating the file if it does not exist.
14.	File.AppendText Creates a StreamWriter that appends UTF-8 encoded text to an existing file.
15.	File.Copy Method Copies file to a new file
16.	File.Create Creates or overwrites a file in the specified path.
17.	File.Create Method (String, Int32) Creates or overwrites the specified file.
18.	File.CreateText Method Creates or opens a file for writing UTF-8 encoded text.
19.	File.Decrypt Decrypts a file
20.	File.Exists Determines whether the specified file exists.
21.	File.GetAccessControl Gets a FileSecurity object that encapsulates the access control list
22.	File.GetAttributes Method Gets the FileAttributes of the file on the path.
23.	File.GetCreationTime Method Returns the creation date and time of the specified file or directory.
24.	File.GetLastAccessTime Method Returns the date and time the specified file or directory was last accessed.
25.	File.GetLastWriteTime Returns the date and time the specified file or directory was last written to.
26.	File.Move Moves a file to a new location
27.	File.Open Opens a FileStream on the specified path with read/write access.
28.	File.Open Method (String, FileMode, FileAccess)
29.	File.Open Method (String, FileMode, FileAccess, FileShare)
30.	File.OpenText Method Opens an existing UTF-8 encoded text file for reading.
31.	File.OpenWrite Method Opens an existing file or creates a new file for writing.
32.	File.ReadAllLines Method Opens a text file, reads all lines of the file, and then closes the file.
33.	File.ReadAllLines Method (String, Encoding)
34.	File.ReadLines Method
35.	File.Replace Replaces contents of file
36.	File.SetLastAccessTime Sets the date and time the specified file was last accessed.
37.	File.SetLastWriteTime

File.OpenRead Method Opens an existing file for reading. : File « File Stream « C# / C Sharp

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