Unicode Character 'MATHEMATICAL DOUBLE-STRUCK CAPITAL J' (U+1D541)

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Unicode Data
Name MATHEMATICAL DOUBLE-STRUCK CAPITAL J
Block Mathematical Alphanumeric Symbols
Category Letter, Uppercase [Lu]
Combine 0
BIDI Left-to-Right [L]
Decomposition <font> LATIN CAPITAL LETTER J (U+004A)
Mirror N
Approximations <font> 004A latin capital letter j
Version Unicode 3.1.0 (March, 2001)
Encodings
HTML Entity (decimal) &#120129;
HTML Entity (hex) &#x1d541;
How to type in Microsoft Windows Alt +1D541
UTF-8 (hex) 0xF0 0x9D 0x95 0x81 (f09d9581)
UTF-8 (binary) 11110000:10011101:10010101:10000001
UTF-16 (hex) 0xD835 0xDD41 (d835dd41)
UTF-16 (decimal) 55,349 56,641
UTF-32 (hex) 0x0001D541 (1d541)
UTF-32 (decimal) 120,129
C/C++/Java source code "\uD835\uDD41"
Python source code u"\U0001D541"
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Java Data
string.toUpperCase() 𝕁
string.toLowerCase() 𝕁
Character.UnicodeBlock MATHEMATICAL_ALPHANUMERIC_SYMBOLS
Character.charCount() 2
Character.getDirectionality() DIRECTIONALITY_LEFT_TO_RIGHT [0]
Character.getNumericValue() -1
Character.getType() 1
Character.isDefined() Yes
Character.isDigit() No
Character.isIdentifierIgnorable() No
Character.isISOControl() No
Character.isJavaIdentifierPart() Yes
Character.isJavaIdentifierStart() Yes
Character.isLetter() Yes
Character.isLetterOrDigit() Yes
Character.isLowerCase() No
Character.isMirrored() No
Character.isSpaceChar() No
Character.isSupplementaryCodePoint() Yes
Character.isTitleCase() No
Character.isUnicodeIdentifierPart() Yes
Character.isUnicodeIdentifierStart() Yes
Character.isUpperCase() Yes
Character.isValidCodePoint() Yes
Character.isWhitespace() No