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rahulXbarnwalrahulXbarnwal
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enums
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‎src/enums/Day.java‎

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package enums;
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// at compile time , Day is final class
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// we don't wanna extend Day since we are giving fixed set of constants
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public enum Day {
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// SUNDAY is a day
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// these are final instances of Day Class
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SUNDAY, MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY
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}

‎src/enums/LearnEnums.java‎

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package enums;
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public class LearnEnums {
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public static void main(String[] args) {
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System.out.println(Day.TUESDAY); // TUESDAY
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System.out.println(Day.MONDAY);
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Day monday = Day.MONDAY;
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int ordinal = monday.ordinal();
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System.out.println(ordinal); // 1
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System.out.println(monday.name()); // MONDAY
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}
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}

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