Unicode Character 'ERROR-BARRED BLACK SQUARE' (U+29EF)

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Unicode Data
Name ERROR-BARRED BLACK SQUARE
Block Miscellaneous Mathematical Symbols-B
Category Symbol, Math [Sm]
Combine 0
BIDI Other Neutrals [ON]
Mirror N
Version Unicode 3.2.0 (March, 2002)
Encodings
HTML Entity (decimal) ⧯
HTML Entity (hex) ⧯
How to type in Microsoft Windows Alt +29EF
UTF-8 (hex) 0xE2 0xA7 0xAF (e2a7af)
UTF-8 (binary) 11100010:10100111:10101111
UTF-16 (hex) 0x29EF (29ef)
UTF-16 (decimal) 10,735
UTF-32 (hex) 0x000029EF (29ef)
UTF-32 (decimal) 10,735
C/C++/Java source code "\u29EF"
Python source code u"\u29EF"
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Java Data
string.toUpperCase()
string.toLowerCase()
Character.UnicodeBlock MISCELLANEOUS_MATHEMATICAL_SYMBOLS_B
Character.charCount() 1
Character.getDirectionality() DIRECTIONALITY_OTHER_NEUTRALS [13]
Character.getNumericValue() -1
Character.getType() 25
Character.isDefined() Yes
Character.isDigit() No
Character.isIdentifierIgnorable() No
Character.isISOControl() No
Character.isJavaIdentifierPart() No
Character.isJavaIdentifierStart() No
Character.isLetter() No
Character.isLetterOrDigit() No
Character.isLowerCase() No
Character.isMirrored() No
Character.isSpaceChar() No
Character.isSupplementaryCodePoint() No
Character.isTitleCase() No
Character.isUnicodeIdentifierPart() No
Character.isUnicodeIdentifierStart() No
Character.isUpperCase() No
Character.isValidCodePoint() Yes
Character.isWhitespace() No