3 reserved code points
| 141 code points|
(144 code points)|
Arabic (140 char.)
Common (1 char.)
contextual and isolate forms of Arabic letters and points
Arabic Presentation Forms-B Wikipedia
Arabic Presentation Forms-B is a Unicode block encoding spacing forms of Arabic diacritics, and contextual letter forms. The presentation forms are present only for compatibility with older standards, and are not currently needed for coding text.