Java.lang.Class.getEnumConstants() Method

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Description

The java.lang.Class.getEnumConstants() returns the elements of this enum class or null if this Class object does not represent an enum type.

Declaration

Following is the declaration for java.lang.Class.getEnumConstants() method

public T[] getEnumConstants()

Parameters

NA

Return Value

This method returns an array containing the values comprising the enum class represented by this Class object in the order they're declared, or null if this Class object does not represent an enum type.

Exception

NA

Example

The following example shows the usage of java.lang.Class.getEnumConstants() method.

package com.tutorialspoint;

import java.lang.reflect.*;

enum Programming {
   java,
   python,
}

public class ClassDemo {

   public static void main(String[] args) {
      Class cls = Programming.class;

      // returns the elements of this enum class
      for(Object obj: cls.getEnumConstants()) {
         System.out.println(obj);
      }
   }
} 

Let us compile and run the above program, this will produce the following result −

java
python