How to use C# BinaryWriter Class

In the C#, BinaryWriter is a class of System.IO namespace which is sworks at lower level of Streams. It is using for write primitive types as binary values in a specific encoding stream.

C# BinaryWriter Example

using System;  
using System.IO;  
namespace BinaryWriterExample 
{  
   public class Program  
    {  
        static void Main(string[] args) 
        {  
            string fileName = "d:\\test.dat";
            using (BinaryWriter writer = new BinaryWriter(File.Open(fileName, FileMode.Create))) 
            {  
                writer.Write(2.5);
                writer.Write("this is string data");  
                writer.Write(true);  
            }  
            Console.WriteLine("Data written successfully...");   
        }  
    }  
}  

Output

Data written successfully...