Java Collection Tutorial - Java EnumMap.remove(Object key)

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Syntax

EnumMap.remove(Object key) has the following syntax.

public V remove(Object key)

Example

In the following code shows how to use EnumMap.remove(Object key) method.

//from   w  w  w  . ja  v  a 2s  .  c o  m

import java.util.*;

enum Tutorial {

   CSS, Python, PHP, Java, Javascript
};
public class Main {
   public static void main(String[] args) {
      EnumMap<Tutorial, String>  map =
              new EnumMap<Tutorial, String> (Tutorial.class);

      map.put(Tutorial.CSS, "1");
      map.put(Tutorial.Python, "2");
      map.put(Tutorial.PHP, "3");
      map.put(Tutorial.Java, "4");

      System.out.println(map);

      map.remove(Tutorial.PHP);

      System.out.println("Updated Map: " + map);
   }
}

The code above generates the following result.

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