Unicode Character 'EXCLAMATION MARK' (U+0021)

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Unicode Data
Name EXCLAMATION MARK
Block Basic Latin
Category Punctuation, Other [Po]
Combine 0
BIDI Other Neutrals [ON]
Mirror N
Index entries EXCLAMATION MARK
bang
factorial
Comments factorial
bang
See Also inverted exclamation mark U+00A1
latin letter retroflex click U+01C3
double exclamation mark U+203C
interrobang U+203D
warning sign U+26A0
heavy exclamation mark symbol U+2757
heavy exclamation mark ornament U+2762
medieval exclamation mark U+2E53
modifier letter raised exclamation mark U+A71D
Version Unicode 1.1.0 (June, 1993)
Encodings
HTML Entity (decimal) !
HTML Entity (hex) !
How to type in Microsoft Windows Alt +0021
Alt 033
Alt 33
UTF-8 (hex) 0x21 (21)
UTF-8 (binary) 00100001
UTF-16 (hex) 0x0021 (0021)
UTF-16 (decimal) 33
UTF-32 (hex) 0x00000021 (0021)
UTF-32 (decimal) 33
C/C++/Java source code "\u0021"
Python source code u"\u0021"
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Java Data
string.toUpperCase() !
string.toLowerCase() !
Character.UnicodeBlock BASIC_LATIN
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