This character is a Decimal Number and is commonly used, that is, in no specific script. The codepoint has the decimal value 4.
The glyph is a wide version of the glyph Digit Four. Accordingly, its width in East Asian Text is fullwidth. In bidirectional text it is written as European number from left to right. When changing direction it is not mirrored. This number joins with other adjacent letters and numbers to form a word. U+FF14 offers a line break opportunity at its position, except in some numeric contexts.
The Wikipedia has the following information about this codepoint:
4 (four) is a number, numeral and digit. It is the natural number following 3 and preceding 5. It is a square number, the smallest semiprime and composite number, and is considered unlucky in many East Asian cultures.
Representations
System
Representation (click value to copy)
Nº
65300
UTF-8
EF BC 94
UTF-16
FF 14
UTF-32
00 00 FF 14
URL-Quoted
%EF%BC%94
HTML hex reference
４
Wrong windows-1252 Mojibake
ï¼”
Encoding: BIG5 (hex bytes)
A2 B3
Encoding: BIG5HKSCS (hex bytes)
A2 B3
Encoding: CP932 (hex bytes)
82 53
Encoding: CP949 (hex bytes)
A3 B4
Encoding: CP950 (hex bytes)
A2 B3
Encoding: EUC_JP (hex bytes)
A3 B4
Encoding: EUC_JIS_2004 (hex bytes)
A3 B4
Encoding: EUC_JISX0213 (hex bytes)
A3 B4
Encoding: EUC_KR (hex bytes)
A3 B4
Encoding: GB2312 (hex bytes)
A3 B4
Encoding: GBK (hex bytes)
A3 B4
Encoding: GB18030 (hex bytes)
A3 B4
Encoding: HZ (hex bytes)
7E 7B 23 34 7E 7D
Encoding: ISO2022_JP (hex bytes)
1B 24 42 23 34 1B 28 42
Encoding: ISO2022_JP_1 (hex bytes)
1B 24 42 23 34 1B 28 42
Encoding: ISO2022_JP_2 (hex bytes)
1B 24 42 23 34 1B 28 42
Encoding: ISO2022_JP_2004 (hex bytes)
1B 24 42 23 34 1B 28 42
Encoding: ISO2022_JP_3 (hex bytes)
1B 24 42 23 34 1B 28 42
Encoding: ISO2022_JP_EXT (hex bytes)
1B 24 42 23 34 1B 28 42
Encoding: ISO2022_KR (hex bytes)
1B 24 29 43 0E 23 34 0F
Encoding: JOHAB (hex bytes)
DA 44
Encoding: SHIFT_JIS (hex bytes)
82 53
Encoding: SHIFT_JIS_2004 (hex bytes)
82 53
Encoding: SHIFT_JISX0213 (hex bytes)
82 53
Adobe Glyph List
fourmonospace
RFC 5137
\u'FF14'
Bash and Zsh inside echo -e
\uFF14
C and C++
\uFF14
C#
\uFF14
CSS
\00FF14
Excel
=UNICHAR(65300)
Go
\uFF14
JavaScript
\uFF14
Modern JavaScript since ES6
\u{ff14}
JSON
\uFF14
Java
\uFF14
Lua
\u{FF14}
Matlab
char(65300)
Perl
"\x{FF14}"
PHP
\u{ff14}
PostgreSQL
U&'\FF14'
PowerShell
`u{FF14}
Python
\uFF14
Ruby
\u{ff14}
Rust
\u{ff14}
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