Extended character classification applies to character sets that have the DISPLAY flag set. (See Type Specification.) The additional classifications are related to the direction of the text. For example, the LATIN classification means that a character is read left to right; the ARABIC classification means that a character is read right to left.
You can search for an existing extended character classification:
If you search for a local character value or a glyph, then the row will appear in the stationary dialog box. If you search for an extended classification, then the first occurrence of the extended classification will be highlighted. It will not appear in the stationary dialog box unless it is the only occurrence of the extended classification in the character set.
You can add extended character classifications to the character set:
You can modify existing information:
You can delete a row:
To save information that you have changed or added, see Defining a New Character Set.