How to use setFirstDayOfWeek(int value) method of Java.util.calendar class

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CalendarDemo.java

import java.util.Calendar;

public class CalendarDemo
{
    public static void main(String[] args)
    {
        Calendar cal = Calendar.getInstance();

        int day = cal.getFirstDayOfWeek();
        System.out.println("Current first day of the week = " + day);

        /*
         * Parameters:value - the given first day of the week.
         */
        cal.setFirstDayOfWeek(Calendar.FRIDAY);

        day = cal.getFirstDayOfWeek();
        System.out.println("Altered first day of the week = " + day);
    }
}

Output

Current first day of the week = 1
Altered first day of the week = 6

Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/CalendarDemo_setFirstDayOfWeek.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava_2018/CalendarDemo_setFirstDayOfWeek

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/fcab7bc6a80f12c850b8ccc28d71601c94666bbb/BasicJava_2018/CalendarDemo_setFirstDayOfWeek/?at=master

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