Unicode Character 'DOUBLE EXCLAMATION MARK' (U+203C)

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Unicode Data
Name DOUBLE EXCLAMATION MARK
Block General Punctuation
Category Punctuation, Other [Po]
Combine 0
BIDI Other Neutrals [ON]
Decomposition <compat> EXCLAMATION MARK (U+0021) EXCLAMATION MARK (U+0021)
Mirror N
Index entries DOUBLE EXCLAMATION MARK
EXCLAMATION MARK, DOUBLE
See Also exclamation mark U+0021
Variants U+203C U+FE0Etext style
U+203C U+FE0Femoji style
Version Unicode 1.1.0 (June, 1993)
Encodings
Emoji Gemoji image for :bangbang
:bangbang:
HTML Entity (decimal) &#8252;
HTML Entity (hex) &#x203c;
How to type in Microsoft Windows Alt +203C
UTF-8 (hex) 0xE2 0x80 0xBC (e280bc)
UTF-8 (binary) 11100010:10000000:10111100
UTF-16 (hex) 0x203C (203c)
UTF-16 (decimal) 8,252
UTF-32 (hex) 0x0000203C (203c)
UTF-32 (decimal) 8,252
C/C++/Java source code "\u203C"
Python source code u"\u203C"
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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