using System;
using System.IO;
class MainClass {
static public void Main() {
FileStream BinaryFile = new FileStream("test.dat", FileMode.Create, FileAccess.ReadWrite);
BinaryReader Reader = new BinaryReader(BinaryFile);
BinaryWriter Writer = new BinaryWriter(BinaryFile);
Writer.Write('a');
Writer.Write(123);
Writer.Write(456.789);
Writer.Write("test string");
char ReadCharacter;
double ReadDouble;
int ReadInteger;
string ReadString;
BinaryFile.Seek(0, SeekOrigin.Begin);
ReadCharacter = Reader.ReadChar();
ReadInteger = Reader.ReadInt32();
ReadDouble = Reader.ReadDouble();
ReadString = Reader.ReadString();
Console.WriteLine("Character: {0}", ReadCharacter);
Console.WriteLine("Integer: {0}", ReadInteger);
Console.WriteLine("Double: {0}", ReadDouble);
Console.WriteLine("String: {0}", ReadString);
}
}
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