UnicodeCharactercom
𝙅
U+1D645 Β· MATHEMATICAL SANS-SERIF BOLD ITALIC CAPITAL J

Mathematical Sans-Serif Bold Italic Capital J

  • CodepointU+1D645
  • NameMATHEMATICAL SANS-SERIF BOLD ITALIC CAPITAL J
  • Decimal120389
  • BlockMathematical Alphanumeric Symbols (U+1D400–U+1D7FF)
  • Plane1 β€” Supplementary Multilingual Plane
  • ScriptCommon
  • CategoryLu β€” Uppercase Letter
  • Unicode version3.1 (2001)
  • Bidi classL β€” Left-to-Right
  • Combining class0
  • East Asian widthN β€” Neutral
  • MirroredNo

About this character

U+1D645 (𝙅) is MATHEMATICAL SANS-SERIF BOLD ITALIC CAPITAL J, an uppercase letter in the Mathematical Alphanumeric Symbols block. Its script is Common: it is shared by many writing systems rather than belonging to one. It was added in Unicode 3.1 (2001).

It is a font variant of U+004A J (compatibility decomposition <font>). NFC and NFD leave it alone, but NFKC and NFKD replace it with U+004A J. Search engines, identifier checks and username systems that apply NFKC will treat the two as the same text.

How to type 𝙅

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Encodings & escapes

UTF-8 encoder β†’
UTF-8F0 9D 99 854 bytes
UTF-16D835 DE45surrogate pair
UTF-320001D6454 bytes
HTML decimal&#120389;
HTML hex&#x1D645;
CSS\1D645in content: "…"
JavaScript\u{1D645}ES2015+
JavaScript\uD835\uDE45surrogate pair
JSON\uD835\uDE45
Python\U0001D645
Python\N{MATHEMATICAL SANS-SERIF BOLD ITALIC CAPITAL J}by name
Java / C#\uD835\uDE45
C / C++\U0001D645universal character name
Rust / Swift / PHP\u{1D645}
Go\U0001D645
Ruby\u{1D645}
Excel / Sheets=UNICHAR(120389)
URL-encoded%F0%9D%99%85percent-encoded UTF-8
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Normalization forms

Normalizer β†’
NFCunchanged
NFDunchanged
NFKCU+004A J
NFKDU+004A J
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Looks similar

Characters that Unicode’s security data (UTS #39 confusables) lists as visually confusable with this one. Useful for spotting lookalike spoofing in URLs and usernames.

U+004AJLatin Capital Letter J U+037FΝΏGreek Capital Letter Yot U+0408ЈCyrillic Capital Letter Je U+FF2AοΌͺFullwidth Latin Capital Letter J U+1D409𝐉Mathematical Bold Capital J U+1D43D𝐽Mathematical Italic Capital J U+1D471𝑱Mathematical Bold Italic Capital J U+1D4A5π’₯Mathematical Script Capital J U+1D4D9𝓙Mathematical Bold Script Capital J U+1D50D𝔍Mathematical Fraktur Capital J U+1D541𝕁Mathematical Double-Struck Capital J U+1D575𝕡Mathematical Bold Fraktur Capital J U+1D5A9𝖩Mathematical Sans-Serif Capital J U+1D5DD𝗝Mathematical Sans-Serif Bold Capital J U+1D611π˜‘Mathematical Sans-Serif Italic Capital J U+1D679𝙹Mathematical Monospace Capital J
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Nearby in Mathematical Alphanumeric Symbols

All in block β†’
U+1D63F𝘿Mathematical Sans-Serif Bold Italic Capital D U+1D640𝙀Mathematical Sans-Serif Bold Italic Capital E U+1D641𝙁Mathematical Sans-Serif Bold Italic Capital F U+1D642𝙂Mathematical Sans-Serif Bold Italic Capital G U+1D643𝙃Mathematical Sans-Serif Bold Italic Capital H U+1D644𝙄Mathematical Sans-Serif Bold Italic Capital I U+1D646𝙆Mathematical Sans-Serif Bold Italic Capital K U+1D647𝙇Mathematical Sans-Serif Bold Italic Capital L U+1D648π™ˆMathematical Sans-Serif Bold Italic Capital M U+1D649𝙉Mathematical Sans-Serif Bold Italic Capital N U+1D64Aπ™ŠMathematical Sans-Serif Bold Italic Capital O U+1D64B𝙋Mathematical Sans-Serif Bold Italic Capital P