SimpleDateFormat Hour Time format

import java.text.SimpleDateFormat;
import java.util.Date;
/*j a v a2 s.co m*/
public class Main {
  public static void main(String[] args) {
    Date date = new Date();
    // formatting time to have AM/PM text using 'a' format
    SimpleDateFormat sdf = new SimpleDateFormat("HH:mm:ss a");
    System.out.println("Time with AM/PM field: " + sdf.format(date));
  }
}

import java.text.SimpleDateFormat;
import java.util.Date;
/*from  ja  va 2 s. c om*/
public class Main {
  public static void main(String[] args) {
    Date date = new Date();
   
    SimpleDateFormat sdf = new SimpleDateFormat("h");
    System.out.println("hour in h format : " + sdf.format(date));

    sdf = new SimpleDateFormat("hh");
    System.out.println("hour in hh format : " + sdf.format(date));
    
    sdf = new SimpleDateFormat("H");
    System.out.println("hour in H format : " + sdf.format(date));
    
    sdf = new SimpleDateFormat("HH");
    System.out.println("hour in HH format : " + sdf.format(date));
    
  }
}

import java.text.SimpleDateFormat;
import java.util.Date;
// j a va2 s  . c o m
public class Main {
  public static void main(String[] args) {
    Date date = new Date();
   
    SimpleDateFormat sdf = new SimpleDateFormat("k");
    System.out.println("hour in k format : " + sdf.format(date));

    sdf = new SimpleDateFormat("kk");
    System.out.println("hour in kk format : " + sdf.format(date));

    sdf = new SimpleDateFormat("K");
    System.out.println("hour in K format : " + sdf.format(date));

    sdf = new SimpleDateFormat("KK");
    System.out.println("hour in KK format : " + sdf.format(date));

    
  }
}