This character is a Other Symbol and is mainly used in the Han 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+2E88 offers a line break opportunity at its position, except in some numeric contexts.
The Wikipedia has the following information about this codepoint:
Radical 18 or radical knife (刀部) meaning "knife" is one of 23 Kangxi radicals (214 radicals total) composed of 2 strokes.
When appearing at the right side of a Chinese character, it usually transforms into 刂.
In the Kangxi Dictionary, there are 377 characters (out of 49,030) to be found under this radical.
刀 is also the 22nd indexing component in the Table of Indexing Chinese Character Components predominantly adopted by Simplified Chinese dictionaries published in mainland China. Two associated indexing components, 刂 and ⺈, are affiliated to the principal indexing component 刀.
Representations
System
Representation (click value to copy)
Nº
11912
UTF-8
E2 BA 88
UTF-16
2E 88
UTF-32
00 00 2E 88
URL-Quoted
%E2%BA%88
HTML hex reference
⺈
Wrong windows-1252 Mojibake
⺈
Encoding: BIG5HKSCS (hex bytes)
C8 DA
Encoding: GB18030 (hex bytes)
FE 57
RFC 5137
\u'2E88'
Bash and Zsh inside echo -e
\u2E88
C and C++
\u2E88
C#
\u2E88
CSS
\002E88
Excel
=UNICHAR(11912)
Go
\u2E88
JavaScript
\u2E88
Modern JavaScript since ES6
\u{2e88}
JSON
\u2E88
Java
\u2E88
Lua
\u{2E88}
Matlab
char(11912)
Perl
"\x{2E88}"
PHP
\u{2e88}
PostgreSQL
U&'\2E88'
PowerShell
`u{2E88}
Python
\u2E88
Ruby
\u{2e88}
Rust
\u{2e88}
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