Unicode Character 'ZERO WIDTH SPACE' (U+200B)

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Do not use this character in domain names. Browsers are blacklisting it because of the potential for phishing.
Unicode Data
Name ZERO WIDTH SPACE
Block General Punctuation
Category Other, Format [Cf]
Combine 0
BIDI Boundary Neutral [BN]
Mirror N
Index entries SPACE, ZERO WIDTH
zwsp
ZERO WIDTH SPACE
Comments commonly abbreviated ZWSP
this character is intended for invisible word separation and for line break control; it has no width, but its presence between two characters does not prevent increased letter spacing in justification
Version Unicode 1.1.0 (June, 1993)
Encodings
HTML Entity (decimal) ​
HTML Entity (hex) ​
How to type in Microsoft Windows Alt +200B
UTF-8 (hex) 0xE2 0x80 0x8B (e2808b)
UTF-8 (binary) 11100010:10000000:10001011
UTF-16 (hex) 0x200B (200b)
UTF-16 (decimal) 8,203
UTF-32 (hex) 0x0000200B (200b)
UTF-32 (decimal) 8,203
C/C++/Java source code "\u200B"
Python source code u"\u200B"
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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