This character is a Other Symbol and is commonly used, that is, in no specific script. The character is also known as rock in Rock, Paper and Scissors game.
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+270A prohibits a line break after it, if it’s followed by an emoji modifier.
The CLDR project calls this character “raised fist” for use in screen reading software. It assigns these additional labels, e.g. for search in emoji pickers: clenched, fist, hand, punch, raised, solidarity.
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 Glyph for U+FE0EVariation Selector-15: ✊︎ The character can be changed in appearance, if it is followed by an emoji modifier. See the Emojipedia for more details on this character’s emoji properties.
The Wikipedia has the following information about this codepoint:
The raised fist, or the clenched fist, is a long-standing image of mixed meaning, often a symbol of solidarity, especially with a political movement. It is a common symbol representing a wide range of political ideologies, most notably socialism, communism, anarchism, and trade unionism, and can also be used as a salute expressing unity, strength, or resistance.
Representations
System
Representation (click value to copy)
Nº
9994
UTF-8
E2 9C 8A
UTF-16
27 0A
UTF-32
00 00 27 0A
URL-Quoted
%E2%9C%8A
HTML hex reference
✊
Wrong windows-1252 Mojibake
✊
alias
rock in Rock
alias
Paper
alias
Scissors game
Encoding: GB18030 (hex bytes)
81 37 BC 38
RFC 5137
\u'270A'
Bash and Zsh inside echo -e
\u270A
C and C++
\u270A
C#
\u270A
CSS
\00270A
Excel
=UNICHAR(9994)
Go
\u270A
JavaScript
\u270A
Modern JavaScript since ES6
\u{270a}
JSON
\u270A
Java
\u270A
Lua
\u{270A}
Matlab
char(9994)
Perl
"\x{270A}"
PHP
\u{270a}
PostgreSQL
U&'\270A'
PowerShell
`u{270A}
Python
\u270A
Ruby
\u{270a}
Rust
\u{270a}
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