Java Locale.getExtensionKeys()

Syntax

Locale.getExtensionKeys() has the following syntax.

public Set <Character> getExtensionKeys()

Example

In the following code shows how to use Locale.getExtensionKeys() method.


// w  w w  . j ava  2s .c  om

import java.util.Locale;

public class Main {

   public static void main(String[] args) {
      Locale locale = Locale.CANADA_FRENCH;

      System.out.println("Locale1:" + locale);

      System.out.println(locale.getExtensionKeys());

   }
}

The code above generates the following result.