Unicode Character 'CYRILLIC CAPITAL LETTER IO' (U+0401)

Unicode Character 'CYRILLIC CAPITAL LETTER IO' (U+0401)

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Unicode Data
Name CYRILLIC CAPITAL LETTER IO
Block Cyrillic
Category Letter, Uppercase [Lu]
Combine 0
BIDI Left-to-Right [L]
Decomposition CYRILLIC CAPITAL LETTER IE (U+0415) COMBINING DIAERESIS (U+0308)
Mirror N
Lower case U+0451
Version Unicode 1.1.0 (June, 1993)
Encodings
HTML Entity (decimal) Ё
HTML Entity (hex) Ё
How to type in Microsoft Windows Alt +0401
UTF-8 (hex) 0xD0 0x81 (d081)
UTF-8 (binary) 11010000:10000001
UTF-16 (hex) 0x0401 (0401)
UTF-16 (decimal) 1,025
UTF-32 (hex) 0x00000401 (0401)
UTF-32 (decimal) 1,025
C/C++/Java source code "\u0401"
Python source code u"\u0401"
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Java Data
string.toUpperCase() Ё
string.toLowerCase() ё
Character.UnicodeBlock CYRILLIC
Character.charCount() 1
Character.getDirectionality() DIRECTIONALITY_LEFT_TO_RIGHT [0]
Character.getNumericValue() -1
Character.getType() 1
Character.isDefined() Yes
Character.isDigit() No
Character.isIdentifierIgnorable() No
Character.isISOControl() No
Character.isJavaIdentifierPart() Yes
Character.isJavaIdentifierStart() Yes
Character.isLetter() Yes
Character.isLetterOrDigit() Yes
Character.isLowerCase() No
Character.isMirrored() No
Character.isSpaceChar() No
Character.isSupplementaryCodePoint() No
Character.isTitleCase() No
Character.isUnicodeIdentifierPart() Yes
Character.isUnicodeIdentifierStart() Yes
Character.isUpperCase() Yes
Character.isValidCodePoint() Yes
Character.isWhitespace() No