Unicode Character 'NEGATIVE SQUARED QUESTION MARK' (U+1FBC4)

Unicode Character 'NEGATIVE SQUARED QUESTION MARK' (U+1FBC4)

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Unicode Data
Name NEGATIVE SQUARED QUESTION MARK
Block Symbols for Legacy Computing
Category Symbol, Other [So]
Combine 0
BIDI Other Neutrals [ON]
Mirror N
Comments glyph does not necessarily extend to the edges of the character cell
See Also question mark U+003F
uncertainty sign U+2BD1
replacement character U+FFFD
Version Unicode 13.0 (March 2020)
Encodings
HTML Entity (decimal) 🯄
HTML Entity (hex) 🯄
How to type in Microsoft Windows Alt +1FBC4
UTF-8 (hex) 0xF0 0x9F 0xAF 0x84 (f09faf84)
UTF-8 (binary) 11110000:10011111:10101111:10000100
UTF-16 (hex) 0xD83E 0xDFC4 (d83edfc4)
UTF-16 (decimal) 55,358 57,284
UTF-32 (hex) 0x0001FBC4 (1fbc4)
UTF-32 (decimal) 129,988
C/C++/Java source code "\uD83E\uDFC4"
Python source code u"\U0001FBC4"
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Java Data
string.toUpperCase() 🯄
string.toLowerCase() 🯄
Character.UnicodeBlock (none)
Character.charCount() 2
Character.getDirectionality() DIRECTIONALITY_UNDEFINED [-1]
Character.getNumericValue() -1
Character.getType() 0
Character.isDefined() No
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() Yes
Character.isTitleCase() No
Character.isUnicodeIdentifierPart() No
Character.isUnicodeIdentifierStart() No
Character.isUpperCase() No
Character.isValidCodePoint() Yes
Character.isWhitespace() No