Unicode Character 'LEFT RIGHT DOUBLE ARROW' (U+21D4)

Unicode Character 'LEFT RIGHT DOUBLE ARROW' (U+21D4)

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Unicode Data
Name LEFT RIGHT DOUBLE ARROW
Block Arrows
Category Symbol, Math [Sm]
Combine 0
BIDI Other Neutrals [ON]
Mirror N
Version Unicode 1.1.0 (June, 1993)
Encodings
HTML Entity (decimal) ⇔
HTML Entity (hex) ⇔
HTML Entity (named) ⇔
How to type in Microsoft Windows Alt +21D4
UTF-8 (hex) 0xE2 0x87 0x94 (e28794)
UTF-8 (binary) 11100010:10000111:10010100
UTF-16 (hex) 0x21D4 (21d4)
UTF-16 (decimal) 8,660
UTF-32 (hex) 0x000021D4 (21d4)
UTF-32 (decimal) 8,660
C/C++/Java source code "\u21D4"
Python source code u"\u21D4"
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Java Data
string.toUpperCase()
string.toLowerCase()
Character.UnicodeBlock ARROWS
Character.charCount() 1
Character.getDirectionality() DIRECTIONALITY_OTHER_NEUTRALS [13]
Character.getNumericValue() -1
Character.getType() 25
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