Unicode Character 'DOUBLE QUESTION MARK' (U+2047)

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Unicode Data
Name DOUBLE QUESTION MARK
Block General Punctuation
Category Punctuation, Other [Po]
Combine 0
BIDI Other Neutrals [ON]
Decomposition <compat> QUESTION MARK (U+003F) QUESTION MARK (U+003F)
Mirror N
Index entries Punctuation for Vertical Text, Double
Double Punctuation for Vertical Text
Vertical Text, Double Punctuation for
DOUBLE QUESTION MARK
QUESTION MARK, DOUBLE
Approximations 003F 003F
Version Unicode 3.2.0 (March, 2002)
Encodings
HTML Entity (decimal) &#8263;
HTML Entity (hex) &#x2047;
How to type in Microsoft Windows Alt +2047
UTF-8 (hex) 0xE2 0x81 0x87 (e28187)
UTF-8 (binary) 11100010:10000001:10000111
UTF-16 (hex) 0x2047 (2047)
UTF-16 (decimal) 8,263
UTF-32 (hex) 0x00002047 (2047)
UTF-32 (decimal) 8,263
C/C++/Java source code "\u2047"
Python source code u"\u2047"
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Java Data
string.toUpperCase()
string.toLowerCase()
Character.UnicodeBlock GENERAL_PUNCTUATION
Character.charCount() 1
Character.getDirectionality() DIRECTIONALITY_OTHER_NEUTRALS [13]
Character.getNumericValue() -1
Character.getType() 24
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