OOP Programs
Program-1
import java.util.*; //for Date
import java.text.*; //for SimpleDateFormat
class Ch2DateDisplay {
public static void main(String[] args) {
Date today;
SimpleDateFormat simpleDF1,
simpleDF2;
today = new Date();
simpleDF1 = new SimpleDateFormat( );
simpleDF2 = new SimpleDateFormat("EEEE MMMM dd, yyyy");
//Default short format display
System.out.println("Today is " + simpleDF1.format(today) );
//Programmer-designated long format display
System.out.println("Today is " + simpleDF2.format(today) );
}
}
Program-2
class Ch2DateDisplay {
public static void main(String[] args) {
Date today;
SimpleDateFormat simpleDF1,
simpleDF2;
today = new Date();
simpleDF1 = new SimpleDateFormat( );
simpleDF2 = new SimpleDateFormat("EEEE MMMM dd, yyyy");
//Default short format display
System.out.println("Today is " + simpleDF1.format(today) );
//Programmer-designated long format display
System.out.println("Today is " + simpleDF2.format(today) );
}
}
Program-3
import java.util.*;
class Ch2RecordFiling {
public static void main(String[] args) {
String firstName, lastName;
Scanner scanner = new Scanner(System.in);
System.out.print("Your full name: ");
firstName = scanner.next( );
lastName = scanner.next( );
System.out.println("Your medical record is filed under " +
lastName + ", " + firstName + ".");
}
}
Program-4
class Ch2StringProcessing {
public static void main(String[] args) {
String fullName, firstName, lastName, space;
fullName = new String("Decafe Latte");
space = new String(" ");
firstName = fullName.substring(0, fullName.indexOf(space));
lastName = fullName.substring(fullName.indexOf(space) + 1,
fullName.length());
System.out.println("Full Name: " + fullName);
System.out.println("First: " + firstName);
System.out.println("Last: " + lastName);
System.out.println("Your last name has " + lastName.length( ) +
" characters.");
}
}
Program-5
package level5;
class kku
{
int id;
}
class student extends kku {
public static void main(String[] args)
{
student ali=new student();
ali.id=90;
System.out.println(ali.id);
}
}
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