EnumMap toString() in Java

toString(): This method is available in java.util.EnumMap class of Java.

Syntax:

String java.util.AbstractMap.toString()

This method returns a string representation of this map.

Parameters: NA

Returns: a string representation of this map.

Exceptions: NA

Approach

Java

public class EnumMaptoString {

    public enum Colour {
        RED, GREEN, YELLOW, ORANGE
    };

    public static void main(String[] args) {

        EnumMap<Colour, String> enumMap = 
            new EnumMap<Colour, String>(Colour.class);

        enumMap.put(Colour.RED, "Red");
        enumMap.put(Colour.GREEN, "Green");

        enumMap.put(Colour.YELLOW, "Yellow");
        enumMap.put(Colour.ORANGE, "Orange");

        System.out.println(enumMap.toString());

    }
}

Output:

{RED=Red, GREEN=Green, YELLOW=Yellow, ORANGE=Orange}