Character.DIRECTIONALITY_POP_DIRECTIONAL_FORMAT has the following syntax.
public static final byte DIRECTIONALITY_POP_DIRECTIONAL_FORMAT
In the following code shows how to use Character.DIRECTIONALITY_POP_DIRECTIONAL_FORMAT field.
public class Main{ public static void main(String[] args) { for(char ch = Character.MIN_VALUE;ch<Character.MAX_VALUE;ch++){ if(Character.DIRECTIONALITY_POP_DIRECTIONAL_FORMAT == Character.getDirectionality(ch)){ String s = String.format ("\\u%04x", (int)ch); System.out.println(s);//from w w w . j av a 2 s . c o m } } } }
The code above generates the following result.