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. The word that U+2797 forms with similar adjacent characters prevents a line break inside it. The glyph can be confused with one other glyph.
The CLDR project calls this character “divide” for use in screen reading software. It assigns these additional labels, e.g. for search in emoji pickers: ÷, division, heavy, math, sign.
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: ➗︎ See the Emojipedia for more details on this character’s emoji properties.
The Wikipedia has the following information about this codepoint:
The division sign (÷) is a mathematical symbol consisting of a short horizontal line with a dot above and another dot below, used in Anglophone countries to indicate the operation of division. This usage, though widespread in some countries, is not universal and the symbol has a different meaning in other countries. Its use to denote division is not recommended in the ISO 80000-2 standard for mathematical notation.
Representations
System
Representation (click value to copy)
Nº
10135
UTF-8
E2 9E 97
UTF-16
27 97
UTF-32
00 00 27 97
URL-Quoted
%E2%9E%97
HTML hex reference
➗
Wrong windows-1252 Mojibake
âž—
Encoding: GB18030 (hex bytes)
81 37 CA 39
RFC 5137
\u'2797'
Bash and Zsh inside echo -e
\u2797
C and C++
\u2797
C#
\u2797
CSS
\002797
Excel
=UNICHAR(10135)
Go
\u2797
JavaScript
\u2797
Modern JavaScript since ES6
\u{2797}
JSON
\u2797
Java
\u2797
Lua
\u{2797}
Matlab
char(10135)
Perl
"\x{2797}"
PHP
\u{2797}
PostgreSQL
U&'\2797'
PowerShell
`u{2797}
Python
\u2797
Ruby
\u{2797}
Rust
\u{2797}
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