Unicode Character 'ZERO WIDTH JOINER' (U+200D)

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Unicode Data
Name ZERO WIDTH JOINER
Block General Punctuation
Category Other, Format [Cf]
Combine 0
BIDI Boundary Neutral [BN]
Mirror N
Index entries ZERO WIDTH JOINER
JOINER, ZERO WIDTH
zwj
Comments commonly abbreviated ZWJ
Version Unicode 1.1.0 (June, 1993)
Encodings
HTML Entity (decimal) ‍
HTML Entity (hex) ‍
HTML Entity (named) ‍
How to type in Microsoft Windows Alt +200D
UTF-8 (hex) 0xE2 0x80 0x8D (e2808d)
UTF-8 (binary) 11100010:10000000:10001101
UTF-16 (hex) 0x200D (200d)
UTF-16 (decimal) 8,205
UTF-32 (hex) 0x0000200D (200D)
UTF-32 (decimal) 8,205
C/C++/Java source code "\u200D"
Python source code u"\u200D"
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Java Data
string.toUpperCase()
string.toLowerCase()
Character.UnicodeBlock GENERAL_PUNCTUATION
Character.charCount() 1
Character.getDirectionality() DIRECTIONALITY_BOUNDARY_NEUTRAL [9]
Character.getNumericValue() -1
Character.getType() 16
Character.isDefined() Yes
Character.isDigit() No
Character.isIdentifierIgnorable() Yes
Character.isISOControl() No
Character.isJavaIdentifierPart() Yes
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() Yes
Character.isUnicodeIdentifierStart() No
Character.isUpperCase() No
Character.isValidCodePoint() Yes
Character.isWhitespace() No