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Phonetic Extensions is a Unicode block containing phonetic characters used in the Uralic Phonetic Alphabet, Old Irish phonetic notation, the Oxford English Dictionary and American dictionaries, and Americanist and Russianist phonetic notations. Its character set is continued in the following Unicode block, Phonetic Extensions Supplement.
Control Pictures is a Unicode block containing characters for graphically representing the C0 control codes, and other control characters. Its block name in Unicode 1.0 was Pictures for Control Codes.
Specials is a short Unicode block of characters allocated at the very end of the Basic Multilingual Plane, at U+FFF0–FFFF. Of these 16 code points, five have been assigned since Unicode 3.0:
Cyrillic Extended-B is a Unicode block containing Cyrillic characters for writing Old Cyrillic and Old Abkhazian, and combining numeric signs for Cyrillic numerals used in early Slavic or Church Slavonic texts.
Enclosed Alphanumerics is a Unicode block of typographical symbols of an alphanumeric within a circle, a bracket or other not-closed enclosure, or ending in a full stop.
In Unicode, the block Old Turkic is located from U+10C00 to U+10C4F. It is used to display the Old Turkic alphabet.
Arabic Presentation Forms-B is a Unicode block encoding spacing forms of Arabic diacritics, and contextual letter forms. The special codepoint ZWNBSP is also here, which is only meant for a byte order mark. The block name in Unicode 1.0 was Basic Glyphs for Arabic Language; its characters were re-ordered in the process of merging with ISO 10646 in Unicode 1.0.1 and 1.1.
Tibetan is a Unicode block containing characters for the Tibetan, Dzongkha, and other languages of China, Bhutan, Nepal, Mongolia, northern India, eastern Pakistan and Russia.
Cherokee is a Unicode block containing the syllabic characters for writing the Cherokee language. When Cherokee was first added to Unicode in version 3.0 it was treated as a unicameral alphabet, but in version 8.0 it was redefined as a bicameral script. The Cherokee block contains all the uppercase letters plus six lowercase letters. The Cherokee Supplement block, added in version 8.0, contains the rest of the lowercase letters. For backwards compatibility, the Unicode case folding algorithm—which usually converts a string to lowercase characters—maps Cherokee characters to uppercase.
Hiragana is a Unicode block containing hiragana characters for the Japanese language.
Katakana is a Unicode block containing katakana characters for the Japanese and Ainu languages.
Katakana Phonetic Extensions is a Unicode block containing additional small katakana characters for writing the Ainu language, in addition to characters in the Katakana block.
Kana Supplement is a Unicode block containing one archaic katakana character and 255 hentaigana characters. Additional hentaigana characters are encoded in the Kana Extended-A block.
Byzantine Musical Symbols is a Unicode block containing characters for representing Byzantine music in ekphonetic notation.
Enclosed Ideographic Supplement is a Unicode block containing forms of characters and words from Chinese, Japanese and Korean enclosed within or stylised as squares, brackets, or circles. It contains three such characters containing one or more kana, and many containing CJK ideographs. Many of its characters were added for compatibility with the Japanese ARIB STD-B24 standard. Six symbols from Chinese folk religion were added in Unicode version 10.
Halfwidth and Fullwidth Forms is the name of a Unicode block U+FF00–FFEF, provided so that older encodings containing both halfwidth and fullwidth characters can have lossless translation to/from Unicode. It is the second-to-last block of the Basic Multilingual Plane, followed only by the short Specials block at U+FFF0–FFFF. Its block name in Unicode 1.0 was Halfwidth and Fullwidth Variants.
Cherokee Supplement is a Unicode block containing the syllabic characters for writing the Cherokee language. When Cherokee was first added to Unicode in version 3.0 it was treated as a unicameral alphabet, but in version 8.0 it was redefined as a bicameral script. The Cherokee Supplement block contains lowercase letters only, whereas the Cherokee block contains all the uppercase letters, together with six lowercase letters. For backwards compatibility, the Unicode case folding algorithm—which usually converts a string to lowercase characters—maps Cherokee characters to uppercase.
Old Hungarian is a Unicode block containing characters used for writing the Old Hungarian alphabet, an obsolete script which was used to write Hungarian during the medieval period.
Kana Extended-A is a Unicode block containing hentaigana and historic kana characters. Additional hentaigana characters are encoded in the Kana Supplement block.
Old Sogdian is a Unicode block containing characters for a group of related, non-cursive Sogdian writing systems used to write historic Sogdian in the 3rd to 5th centuries CE.
References
- ↑ "Unicode character database". The Unicode Standard. Retrieved 2023-07-26.
- ↑ "Enumerated Versions of The Unicode Standard". The Unicode Standard. Retrieved 2023-07-26.
- ↑ Everson, Michael (2012-04-26). "N4263: Revised proposal for encoding the Old Permic script in the SMP of the UCS" (PDF). Working Group Document, ISO/IEC JTC1/SC2/WG2.