This character is a Other Symbol and is commonly used, that is, in no specific script. It is also used in the script Han.
The glyph is a circle version of the glyph CJK Unified Ideograph-65E5. Its East Asian Width is wide. In bidirectional text it is written from left to right. When changing direction it is not mirrored. U+3290 offers a line break opportunity at its position, except in some numeric contexts.
Representations
System
Representation (click value to copy)
Nº
12944
UTF-8
E3 8A 90
UTF-16
32 90
UTF-32
00 00 32 90
URL-Quoted
%E3%8A%90
HTML hex reference
㊐
Wrong windows-1252 Mojibake
ãŠ
Encoding: GB18030 (hex bytes)
81 39 CB 33
Adobe Glyph List
ideographsuncircle
RFC 5137
\u'3290'
Bash and Zsh inside echo -e
\u3290
C and C++
\u3290
C#
\u3290
CSS
\003290
Excel
=UNICHAR(12944)
Go
\u3290
JavaScript
\u3290
Modern JavaScript since ES6
\u{3290}
JSON
\u3290
Java
\u3290
Lua
\u{3290}
Matlab
char(12944)
Perl
"\x{3290}"
PHP
\u{3290}
PostgreSQL
U&'\3290'
PowerShell
`u{3290}
Python
\u3290
Ruby
\u{3290}
Rust
\u{3290}
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