The glyph is not a composition. Its East Asian Width is narrow. In bidirectional text it is written from left to right. When changing direction it is not mirrored. The word that U+0059 forms with similar adjacent characters prevents a line break inside it. The glyph can be confused with 37 other glyphs.
The Wikipedia has the following information about this codepoint:
Y, or y, is the twenty-fifth and penultimate letter of the Latin alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide. According to some authorities, it is the sixth (or seventh if including W) vowel letter of the English alphabet. Its name in English is wye (pronounced ), plural wyes.
In the English writing system, it mostly represents a vowel and seldom a consonant, and in other orthographies it may represent a vowel or a consonant.
Representations
System
Representation (click value to copy)
Nº
89
UTF-8
59
UTF-16
00 59
UTF-32
00 00 00 59
URL-Quoted
%59
HTML hex reference
Y
Encoding: ASCII (hex bytes)
59
Encoding: BIG5 (hex bytes)
59
Encoding: BIG5HKSCS (hex bytes)
59
Encoding: CP037 (hex bytes)
E8
Encoding: CP273 (hex bytes)
E8
Encoding: CP424 (hex bytes)
E8
Encoding: CP437 (hex bytes)
59
Encoding: CP500 (hex bytes)
E8
Encoding: CP720 (hex bytes)
59
Encoding: CP737 (hex bytes)
59
Encoding: CP775 (hex bytes)
59
Encoding: CP850 (hex bytes)
59
Encoding: CP852 (hex bytes)
59
Encoding: CP855 (hex bytes)
59
Encoding: CP856 (hex bytes)
59
Encoding: CP857 (hex bytes)
59
Encoding: CP858 (hex bytes)
59
Encoding: CP860 (hex bytes)
59
Encoding: CP861 (hex bytes)
59
Encoding: CP862 (hex bytes)
59
Encoding: CP863 (hex bytes)
59
Encoding: CP864 (hex bytes)
59
Encoding: CP865 (hex bytes)
59
Encoding: CP866 (hex bytes)
59
Encoding: CP869 (hex bytes)
59
Encoding: CP874 (hex bytes)
59
Encoding: CP875 (hex bytes)
E8
Encoding: CP932 (hex bytes)
59
Encoding: CP949 (hex bytes)
59
Encoding: CP950 (hex bytes)
59
Encoding: CP1006 (hex bytes)
59
Encoding: CP1026 (hex bytes)
E8
Encoding: CP1125 (hex bytes)
59
Encoding: CP1140 (hex bytes)
E8
Encoding: CP1250 (hex bytes)
59
Encoding: CP1251 (hex bytes)
59
Encoding: CP1252 (hex bytes)
59
Encoding: CP1253 (hex bytes)
59
Encoding: CP1254 (hex bytes)
59
Encoding: CP1255 (hex bytes)
59
Encoding: CP1256 (hex bytes)
59
Encoding: CP1257 (hex bytes)
59
Encoding: CP1258 (hex bytes)
59
Encoding: EUC_JP (hex bytes)
59
Encoding: EUC_JIS_2004 (hex bytes)
59
Encoding: EUC_JISX0213 (hex bytes)
59
Encoding: EUC_KR (hex bytes)
59
Encoding: GB2312 (hex bytes)
59
Encoding: GBK (hex bytes)
59
Encoding: GB18030 (hex bytes)
59
Encoding: HZ (hex bytes)
59
Encoding: ISO2022_JP (hex bytes)
59
Encoding: ISO2022_JP_1 (hex bytes)
59
Encoding: ISO2022_JP_2 (hex bytes)
59
Encoding: ISO2022_JP_2004 (hex bytes)
59
Encoding: ISO2022_JP_3 (hex bytes)
59
Encoding: ISO2022_JP_EXT (hex bytes)
59
Encoding: ISO2022_KR (hex bytes)
59
Encoding: LATIN_1 (hex bytes)
59
Encoding: ISO8859_2 (hex bytes)
59
Encoding: ISO8859_3 (hex bytes)
59
Encoding: ISO8859_4 (hex bytes)
59
Encoding: ISO8859_5 (hex bytes)
59
Encoding: ISO8859_6 (hex bytes)
59
Encoding: ISO8859_7 (hex bytes)
59
Encoding: ISO8859_8 (hex bytes)
59
Encoding: ISO8859_9 (hex bytes)
59
Encoding: ISO8859_10 (hex bytes)
59
Encoding: ISO8859_11 (hex bytes)
59
Encoding: ISO8859_13 (hex bytes)
59
Encoding: ISO8859_14 (hex bytes)
59
Encoding: ISO8859_15 (hex bytes)
59
Encoding: ISO8859_16 (hex bytes)
59
Encoding: JOHAB (hex bytes)
59
Encoding: KOI8_R (hex bytes)
59
Encoding: KOI8_T (hex bytes)
59
Encoding: KOI8_U (hex bytes)
59
Encoding: KZ1048 (hex bytes)
59
Encoding: MAC_CYRILLIC (hex bytes)
59
Encoding: MAC_GREEK (hex bytes)
59
Encoding: MAC_ICELAND (hex bytes)
59
Encoding: MAC_LATIN2 (hex bytes)
59
Encoding: MAC_ROMAN (hex bytes)
59
Encoding: MAC_TURKISH (hex bytes)
59
Encoding: PTCP154 (hex bytes)
59
Encoding: SHIFT_JIS (hex bytes)
59
Encoding: SHIFT_JIS_2004 (hex bytes)
59
Encoding: SHIFT_JISX0213 (hex bytes)
59
Encoding: CP037 (hex bytes)
E8
Encoding: CP1025 (hex bytes)
E8
Encoding: CP1047 (hex bytes)
E8
Encoding: CP1097 (hex bytes)
E8
Encoding: CP1112 (hex bytes)
E8
Encoding: CP1122 (hex bytes)
E8
Encoding: CP1123 (hex bytes)
E8
Encoding: CP1140 (hex bytes)
E8
Encoding: CP1141 (hex bytes)
E8
Encoding: CP1142 (hex bytes)
E8
Encoding: CP1143 (hex bytes)
E8
Encoding: CP1144 (hex bytes)
E8
Encoding: CP1145 (hex bytes)
E8
Encoding: CP1146 (hex bytes)
E8
Encoding: CP1147 (hex bytes)
E8
Encoding: CP1148 (hex bytes)
E8
Encoding: CP1148MS (hex bytes)
E8
Encoding: CP1149 (hex bytes)
E8
Encoding: CP273 (hex bytes)
E8
Encoding: CP277 (hex bytes)
E8
Encoding: CP278 (hex bytes)
E8
Encoding: CP280 (hex bytes)
E8
Encoding: CP284 (hex bytes)
E8
Encoding: CP285 (hex bytes)
E8
Encoding: CP290 (hex bytes)
E8
Encoding: CP297 (hex bytes)
E8
Encoding: CP420 (hex bytes)
E8
Encoding: CP424 (hex bytes)
E8
Encoding: CP500 (hex bytes)
E8
Encoding: CP500MS (hex bytes)
E8
Encoding: CP833 (hex bytes)
E8
Encoding: CP838 (hex bytes)
E8
Encoding: CP870 (hex bytes)
E8
Encoding: CP871 (hex bytes)
E8
Encoding: CP875 (hex bytes)
E8
AGL: Latin-1
Y
AGL: Latin-2
Y
AGL: Latin-3
Y
AGL: Latin-4
Y
AGL: Latin-5
Y
Adobe Glyph List
Y
digraph
Y
RFC 5137
\u'0059'
Bash and Zsh inside echo -e
\u0059
C and C++
\u0059
C#
\u0059
CSS
\000059
Excel
=UNICHAR(89)
Go
\u0059
JavaScript
\u0059
Modern JavaScript since ES6
\u{59}
JSON
\u0059
Java
\u0059
Lua
\u{59}
Matlab
char(89)
Perl
"\x{59}"
PHP
\u{59}
PostgreSQL
U&'\0059'
PowerShell
`u{59}
Python
\u0059
Ruby
\u{59}
Rust
\u{59}
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