This character is a Other Letter and is mainly used in the Hangul script.
The glyph is a compatibility version of the glyph Hangul Jungseong E. Its East Asian Width is wide. In bidirectional text it is written from left to right. When changing direction it is not mirrored. U+3154 offers a line break opportunity at its position, except in some numeric contexts. The glyph can be confused with one other glyph.
The Wikipedia has the following information about this codepoint:
ㅔ(e, IPA:[e]) is one of the Korean hangul.
Representations
System
Representation (click value to copy)
Nº
12628
UTF-8
E3 85 94
UTF-16
31 54
UTF-32
00 00 31 54
URL-Quoted
%E3%85%94
HTML hex reference
ㅔ
Wrong windows-1252 Mojibake
ã…”
Encoding: CP949 (hex bytes)
A4 C4
Encoding: EUC_KR (hex bytes)
A4 C4
Encoding: GB18030 (hex bytes)
81 39 AC 38
Encoding: ISO2022_JP_2 (hex bytes)
1B 24 28 43 24 44 1B 28 42
Encoding: ISO2022_KR (hex bytes)
1B 24 29 43 0E 24 44 0F
Encoding: JOHAB (hex bytes)
85 41
Adobe Glyph List
ekorean
RFC 5137
\u'3154'
Bash and Zsh inside echo -e
\u3154
C and C++
\u3154
C#
\u3154
CSS
\003154
Excel
=UNICHAR(12628)
Go
\u3154
JavaScript
\u3154
Modern JavaScript since ES6
\u{3154}
JSON
\u3154
Java
\u3154
Lua
\u{3154}
Matlab
char(12628)
Perl
"\x{3154}"
PHP
\u{3154}
PostgreSQL
U&'\3154'
PowerShell
`u{3154}
Python
\u3154
Ruby
\u{3154}
Rust
\u{3154}
Click the star button next to each label to set this representation as favorite or remove it from the favorites. Favorites will be shown initially. (Favorites are stored locally on your computer and never sent over the internet.)