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java enum compare_Java Compare Enum value

苏坚成
2023-12-01

In Java, you can use == operator to compare Enum value.

1. Java Enum example

Language.java

package com.mkyong.java

public enum Language {

JAVA,

PYTHON,

NODE,

NET,

RUBY

2. Compare with ==

Example to compare enum value with == operator.

Test.java

package com.mkyong.java

public class Test {

public static void main(String[] args) {

// Covert string to enum

//Language enumObj = Language.valueOf("java".toUpperCase());

Language enumObj = Language.JAVA;

if (enumObj == Language.JAVA) {

System.out.println("Welcome Java");

} else if (enumObj == Language.NET) {

System.out.println("Welcome .Net");

} else if (enumObj == Language.NODE) {

System.out.println("Welcome Node JS");

} else if (enumObj == Language.PYTHON) {

System.out.println("Welcome Python");

} else if (enumObj == Language.RUBY) {

System.out.println("Welcome Ruby");

} else {

System.out.println("Hello World");

Output

Welcome Java

3. Compare with Switch

Alternatively, you can compare enum value with switch statement.

Test.java

package com.mkyong.java

public class Test {

public static void main(String[] args) {

Language enumObj = Language.PYTHON;

switch (enumObj) {

case JAVA:

System.out.println("Welcome Java");

break;

case NET:

System.out.println("Welcome .Net");

break;

case NODE:

System.out.println("Welcome Node JS");

break;

case PYTHON:

System.out.println("Welcome Python");

break;

case RUBY:

System.out.println("Welcome Ruby");

break;

default:

System.out.println("Hello World");

break;

Output

Welcome Python

References

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