const.id

unicode

𝐉

U+1D409

MATHEMATICAL BOLD CAPITAL J

MATHEMATICAL BOLD CAPITAL J Β· Uppercase Letter Β· Mathematical Alphanumeric Symbols Β· Common script

xid-start

Quick facts

Code point
U+1D409
Decimal
119817
Name
MATHEMATICAL BOLD CAPITAL J
General category
Lu β€” Uppercase Letter
Block
Mathematical Alphanumeric Symbols
Script
Common
Bidi class
L
Combining class
0
Age
3.1
Name aliases
β€”

Normalization & case

Decomposition
<font> 004A
Uppercase
β€”
Lowercase
β€”
Titlecase
β€”
Case folding
β€”
Bidi mirrored
No

Layout & width

East Asian Width
N
Line Break
AL
Numeric
β€”
Script extensions
β€”

Binary properties

AlphabeticUppercaseID_StartID_ContinueXID_StartXID_Continue

Developer examples

JS
'\u{1d409}' // U+1D409
Python
"\N{MATHEMATICAL BOLD CAPITAL J}"
HTML
&#x1D409;

Encodings & escapes

UTF-8
UTF-16
UTF-32
HTML decimal
HTML hex
JavaScript
Python
CSS
JSON
URL (UTF-8)
C / C++

Related

Previous

U+1D408

Next

U+1D40A

Block

Mathematical Alphanumeric Symbols

Category

Uppercase Letter

Script

Common

Source

Unicode
16.0.0
WHATWG
β€”