Program
using System;
using System.IO;
namespace IO_Samples
{
class BinaryWriterAndReader
{
public static void Main(String[] args)
{
Console.WriteLine("How many Records you want to
store?");
int recordCount = int.Parse(Console.ReadLine());
BinaryWriter bw = null;
//Creating a
binary file
try
{
bw = new BinaryWriter(new FileStream
(@"C:\TrainerSNA\TraineeData.txt", FileMode.Create));
for (int i = 1; i
<= recordCount; i++)
{
Console.WriteLine("Name?");//string
bw.Write(Console.ReadLine());
Console.WriteLine("Age?");//int
bw.Write(Convert.ToInt32(Console.ReadLine()));
Console.WriteLine("Height?");//float
bw.Write(double.Parse(Console.ReadLine()));
Console.WriteLine("Employed? (Yes/No)");//Boolean
bw.Write(Console.ReadLine().ToLower().Equals("yes") ? true:false);
}
}
catch (IOException e)
{
Console.WriteLine(e.Message + "\nCannot
create or Write file.");
}
finally
{
if (bw != null)
{
bw.Close();
}
}
BinaryReader br = null;
//Reading a
binary file
try
{
br = new BinaryReader(new FileStream
(@"C:\TrainerSNA\TraineeData.txt", FileMode.Open));
for (int i = 1; i
<= recordCount; i++)
{
string nm = br.ReadString();
Console.WriteLine("Name :{0}", nm);
Int32 age = br.ReadInt32();
Console.WriteLine("Age :{0}", age);
double hgt = br.ReadDouble();
Console.WriteLine("height :{0}", hgt);
bool mstatus = br.ReadBoolean();
Console.WriteLine("Employment Status:{0}", mstatus ? "Employed" : "Un-Employed");
}
}
catch (IOException e)
{
Console.WriteLine(e.Message + "\nCannot
open or read file");
}
finally
{
if (bw != null)
{
bw.Close();
}
}
Console.ReadKey();
}
}
}
Output
How many Records you want to store?
2
Name?
SYED
Age?
35
Height?
5.11
Employed? (Yes/No)
YES
Name?
ANTONY
Age?
29
Height?
6.1
Employed? (Yes/No)
NO
Name : SYED
Age :35
height :5.11
Employment Status: Employed
Name : ANTONY
Age :29
height :6.1
Employment Status: Un-Employed
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