This character is a Other Symbol and is commonly used, that is, in no specific script.
The glyph is not a composition. Its East Asian Width is wide. In bidirectional text it acts as Other Neutral. When changing direction it is not mirrored. U+1F9C1 offers a line break opportunity at its position, except in some numeric contexts.
The CLDR project calls this character “cupcake” for use in screen reading software. It assigns these additional labels, e.g. for search in emoji pickers: bakery, dessert, sprinkles, sugar, sweet, treat.
This character is designated as an emoji. It will be rendered as colorful emoji on conforming platforms. To reduce it to a monochrome character, you can combine it with Variation Selector-15: 🧁︎ See the Emojipedia for more details on this character’s emoji properties.
The Wikipedia has the following information about this codepoint:
A cupcake (AmE, CanE), fairy cake (BrE), or bun (IrE) is a small cake designed to serve one person, which may be baked in a small thin paper or aluminum cup. As with larger cakes, frosting and other cake decorations such as fruit and candy may be applied.
Representations
System
Representation (click value to copy)
Nº
129473
UTF-8
F0 9F A7 81
UTF-16
D8 3E DD C1
UTF-32
00 01 F9 C1
URL-Quoted
%F0%9F%A7%81
HTML hex reference
🧁
Wrong windows-1252 Mojibake
ðŸ§
Encoding: GB18030 (hex bytes)
95 30 DE 37
RFC 5137
\u'1F9C1'
Bash and Zsh inside echo -e
\U0001F9C1
C and C++
\U0001F9C1
C#
\U0001F9C1
CSS
\01F9C1
Excel
=UNICHAR(129473)
Go
\U0001F9C1
JavaScript
\uD83E\uDDC1
Modern JavaScript since ES6
\u{1f9c1}
JSON
\uD83E\uDDC1
Java
\uD83E\uDDC1
Lua
\u{1F9C1}
Matlab
char(129473)
Perl
"\x{1F9C1}"
PHP
\u{1f9c1}
PostgreSQL
U&'\+01F9C1'
PowerShell
`u{1F9C1}
Python
\U0001F9C1
Ruby
\u{1f9c1}
Rust
\u{1f9c1}
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