This character is a Math Symbol and is commonly used, that is, in no specific script.
The glyph is not a composition. It has no designated width in East Asian texts. In bidirectional text it acts as Other Neutral. When changing direction it is mirrored into Succeeds Or Equal To. The word that U+227C forms with similar adjacent characters prevents a line break inside it.
The Wikipedia has the following information about this codepoint:
In mathematical notation, ordered set operators indicate whether an object precedes or succeeds another. These relationship operators are denoted by the unicode symbols U+227A-F, along with symbols located unicode blocks U+228x through U+22Ex.
Representations
System
Representation (click value to copy)
Nº
8828
UTF-8
E2 89 BC
UTF-16
22 7C
UTF-32
00 00 22 7C
URL-Quoted
%E2%89%BC
HTML hex reference
≼
Wrong windows-1252 Mojibake
≼
HTML named entity
≼
HTML named entity
≼
HTML named entity
≼
Encoding: GB18030 (hex bytes)
81 36 DA 37
LATEX
\preccurlyeq
RFC 5137
\u'227C'
Bash and Zsh inside echo -e
\u227C
C and C++
\u227C
C#
\u227C
CSS
\00227C
Excel
=UNICHAR(8828)
Go
\u227C
JavaScript
\u227C
Modern JavaScript since ES6
\u{227c}
JSON
\u227C
Java
\u227C
Lua
\u{227C}
Matlab
char(8828)
Perl
"\x{227C}"
PHP
\u{227c}
PostgreSQL
U&'\227C'
PowerShell
`u{227C}
Python
\u227C
Ruby
\u{227c}
Rust
\u{227c}
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