Use BinaryWriter to save data in binary format : BinaryWriter « File Directory Stream « C# / CSharp Tutorial

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C# / CSharp Tutorial » File Directory Stream » BinaryWriter 
15.27.6.Use BinaryWriter to save data in binary format
using System;
using System.IO;

class MainClass
{
  public static void Main() 
  {
    FileStream outStream = File.Create("c:\\BinaryTest.dat");

    BinaryWriter bw = new BinaryWriter(outStream);

    bw.Write( (int3);
    bw.Write( (decimal4.5);
    string s = "Test String";
    bw.Write(s);

    bw.Flush();
    bw.Close();

    FileStream inStream = File.OpenRead("c:\\BinaryTest.dat");

    BinaryReader br = new BinaryReader(inStream);

    int i = br.ReadInt32();
    decimal d = br.ReadDecimal();
    string s2 = br.ReadString();

    Console.WriteLine(i);
    Console.WriteLine(d);
    Console.WriteLine(s2);

    br.Close();
  }
}
3
4.5
Test String
15.27.BinaryWriter
15.27.1.Commonly Used Output Methods Defined by BinaryWriter
15.27.2.Write and read back binary data
15.27.3.Write decimal, strings and char to a file using the BinaryWriter
15.27.4.Move internal position for a BinaryWriter
15.27.5.Write/Read int, float, char array and bool to a binary file using BinaryWriter
15.27.6.Use BinaryWriter to save data in binary format
15.27.7.Binary Writer Reader
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