Java Tutorial : Text File As Database Table | Episode 2 | Display Data From Table смотреть онлайн

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Code :-
import java.io.*;
import java.util.*;
class Tutorial
{
public static void main(String ar[])
{
Tutorial t=new Tutorial();
t.insert();
t.display();
}
public void display()
{
try
{
BufferedReader br=new BufferedReader(new FileReader("Database.txt"));
String s="";
while( (s=br.readLine()) !=null )
{
String data[]=new String[5];
data=s.split(",");
for(int i=0;i/*add less than*/5;i++)
{
System.out.print(data[i]+" ");
}
System.out.println();
}
}
catch(Exception e){}

}
public void insert()
{

//System.out.println("Unpossible POG");
Scanner sc=new Scanner(System.in);
//employee id first_name last_name salary location
System.out.println("Enter the ID of employee:");
String id=sc.nextLine();
System.out.println("Enter the first name of employee:");
String fn=sc.nextLine();
System.out.println("Enter the last name of employee:");
String ln=sc.nextLine();
System.out.println("Enter the salary of employee:");
String sl=sc.nextLine();
System.out.println("Enter the location of employee:");
String lc=sc.nextLine();

try
{
File f=new File("Database.txt");
PrintWriter pw=new PrintWriter(new FileOutputStream(f,true));
pw.append(id+","+fn+","+ln+","+sl+","+lc+"\n");
pw.close();
}
catch(Exception e){}
}

}