C# TextReader

C# TextReader class is found in System.IO namespace. It represents a reader that can be used to read text or sequential series of characters.

C# TextReader Example: Read All Data

Let's see the simple example of TextReader class that reads data till the end of file.

1. using System;  
2. using System.IO;  
3. namespace TextReaderExample  
4. {  
5.     class Program  
6.     {  
7.         static void Main(string[] args)  
8.         {  
9.             using (TextReader tr = File.OpenText("e:\\f.txt"))  
10.             {  
11.                 Console.WriteLine(tr.ReadToEnd());  
12.             }  
13.         }  
14.     }  
15. }  

Output:

Hello C#
C# File Handling by JavaTpoint

C# TextReader Example: Read One Line

Let's see the simple example of TextReader class that reads single line from the file.

1. using System;  
2. using System.IO;  
3. namespace TextReaderExample  
4. {  
5.     class Program  
6.     {  
7.         static void Main(string[] args)  
8.         {  
9.             using (TextReader tr = File.OpenText("e:\\f.txt"))  
10.             {  
11.                 Console.WriteLine(tr.ReadLine());  
12.             }  
13.         }  
14.     }  
15. }  

Output:

Hello C#