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C# StreamReaderC# StreamReader class is used to read string from the stream. It inherits TextReader class. It provides Read() and ReadLine() methods to read data from the stream. C# StreamReader example to read one lineLet's see the simple example of StreamReader class that reads a single line of data from the file. using System; using System.IO; public class StreamReaderExample { public static void Main(string[] args) { FileStream f = new FileStream("e:\\output.txt", FileMode.OpenOrCreate); StreamReader s = new StreamReader(f); string line=s.ReadLine(); Console.WriteLine(line); s.Close(); f.Close(); } } Output: Hello C# C# StreamReader example to read all linesusing System; using System.IO; public class StreamReaderExample { public static void Main(string[] args) { FileStream f = new FileStream("e:\\a.txt", FileMode.OpenOrCreate); StreamReader s = new StreamReader(f); string line = ""; while ((line = s.ReadLine()) != null) { Console.WriteLine(line); } s.Close(); f.Close(); } } Output: Hello C# this is file handling
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