Unicode Character 'DOUBLE-STRUCK CAPITAL R' (U+211D)

Image

Unicode Data
Name	DOUBLE-STRUCK CAPITAL R
Block	Letterlike Symbols
Category	Letter, Uppercase [Lu]
Combine	0
BIDI	Left-to-Right [L]
Decomposition	<font> LATIN CAPITAL LETTER R (U+0052)
Mirror	N
Old name	DOUBLE-STRUCK R
Index entries	numbers, real real numbers set of real numbers, the R, DOUBLE-STRUCK CAPITAL
Comments	the set of real numbers
Version	Unicode 1.1.0 (June, 1993)

Encodings
HTML Entity (decimal)	ℝ
HTML Entity (hex)	ℝ
How to type in Microsoft Windows	Alt +211D
UTF-8 (hex)	0xE2 0x84 0x9D (e2849d)
UTF-8 (binary)	11100010:10000100:10011101
UTF-16 (hex)	0x211D (211d)
UTF-16 (decimal)	8,477
UTF-32 (hex)	0x0000211D (211d)
UTF-32 (decimal)	8,477
C/C++/Java source code	"\u211D"
Python source code	u"\u211D"
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Java Data
string.toUpperCase()	ℝ
string.toLowerCase()	ℝ
Character.UnicodeBlock	LETTERLIKE_SYMBOLS
Character.charCount()	1
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()	No
Character.isTitleCase()	No
Character.isUnicodeIdentifierPart()	Yes
Character.isUnicodeIdentifierStart()	Yes
Character.isUpperCase()	Yes
Character.isValidCodePoint()	Yes
Character.isWhitespace()	No