enum Size { SMALL, MEDIUM, LARGE, EXTRALARGE
}
class Main { public static void main(String[] args) { System.out.println(Size.SMALL); System.out.println(Size.MEDIUM); }
}

public class Main { enum Level { LOW, MEDIUM, HIGH } public static void main(String[] args) { Level myVar = Level.MEDIUM; System.out.println(myVar); }
}

package org.o7planning.tutorial.javaenum;
public enum Color { RED("red") { @Override public String getHexCode() { return "#ff0000"; } }, GREEN("green") { @Override public String getHexCode() { return "#00ff00"; } }, BLUE("blue") { @Override public String getHexCode() { return "#0000ff"; } }; private String name; Color(String name) { this.name = name; } public String getName() { return name; } public abstract String getHexCode();
}

package vn.viettuts.javaenum;
 
public enum PageInfo {
    // define enum with 3 variable
    PAGE_001("PAGE_001", "Login", "/login"),
    PAGE_002("PAGE_002", "Add new user", "/addUser"),
    PAGE_003("PAGE_003", "List user", "/listUser");
     
    private String pageID;
    private String pageTitle;
    private String pageURL;
     
    /**
     * constructor
     *
     * @param pageID
     * @param pageTitle
     * @param pageURL
     */
    private PageInfo(String pageID, String pageTitle, String pageURL) {
        this.pageID = pageID;
        this.pageTitle = pageTitle;
        this.pageURL = pageURL;
    }
     
    // getter & setter
    public String getPageID() {
        return pageID;
    }
 
    public void setPageID(String pageID) {
        this.pageID = pageID;
    }
 
    public String getPageTitle() {
        return pageTitle;
    }
 
    public void setPageTitle(String pageTitle) {
        this.pageTitle = pageTitle;
    }
 
    public String getPageURL() {
        return pageURL;
    }
 
    public void setPageURL(String pageURL) {
        this.pageURL = pageURL;
    }
}

package vn.viettuts.javaenum;
 
public class EnumExample5 {
    // define days of week
    enum Day {
        MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY,
        SATURDAY, SUNDAY
    }
 
    public static void main(String args[]) {
        Day day = Day.SUNDAY;
 
        switch (day) {
        case SUNDAY:
            System.out.println("sunday");
            break;
        case MONDAY:
            System.out.println("monday");
            break;
        default:
            System.out.println("other day");
        }
    }
}

package vn.viettuts.javaenum;
 
public class EnumExample5 {
    // define enum Season
    enum Season {
        SPRING(5), SUMMER(10), FALL(15), WINTER(20);
 
        private int value;
 
        private Season(int value) {
            this.value = value;
        }
    }
 
    public static void main(String args[]) {
        for (Season s : Season.values()) {
            System.out.println(s + " " + s.value);
        }
    }
}

enum Size { SMALL, MEDIUM, LARGE, EXTRALARGE
}

enum Size { constant1, constant2, …, constantN; // methods and fields
}

package org.o7planning.tutorial.javaenum;
public enum Currency { VND, USD, EURO ; @Override public String toString() { if (this == VND) { return "Dong"; } else if (this == USD) { return "Dola"; } return super.toString(); } public static void main(String[] args) { Currency money = Currency.USD; System.out.println("Money " + money); System.out.println("Money " + money.toString()); System.out.println("VND " + Currency.VND); System.out.println("EURO " + Currency.EURO); }
}