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U+00EF ï

LATIN SMALL LETTER I WITH DIAERESIS

Ll — Lowercase Letter
Latin
Basic Multilingual Plane (BMP)
239

Encoding Table

This table shows the exact bytes used to represent LATIN SMALL LETTER I WITH DIAERESIS in each encoding. Unicode encodings (UTF-8, UTF-16, UTF-32) support every character; legacy encodings only cover a limited character set and show "not supported" when a character falls outside their range.

Encoding Bytes (Hex) Bytes (Decimal) Byte count
UTF-8 C3 AF 195 175 2
UTF-16 LE EF 00 239 0 2
UTF-16 BE 00 EF 0 239 2
UTF-32 LE EF 00 00 00 239 0 0 0 4
UTF-32 BE 00 00 00 EF 0 0 0 239 4
ASCII not supported
Latin-1 (ISO-8859-1) EF 239 1
Windows-1252 EF 239 1
ISO-8859-2 (Latin-2) not supported
ISO-8859-5 (Cyrillic) not supported
KOI8-R not supported
Shift-JIS not supported
EUC-JP 8F AB C1 143 171 193 3
GBK not supported
Big5 not supported

Escape Sequences

How to reference this character in source code, markup, and URLs.

ï
ï
ï
\EF
\u00EF
%C3%AF
\u00ef
239

View the glyph in different fonts and scripts on our sibling site.

View U+00EF on CharLookup.com ↗

UTF-8 Binary Breakdown

UTF-8 encodes this character as 2 bytes. The leading 110 prefix on byte 1 signals a 2-byte sequence. Bytes 2+ begin with 10 to mark them as continuation bytes.

Byte 1
1 1 0 0 0 0 1 1
C3
·
Byte 2
1 0 1 0 1 1 1 1
AF
UTF-8: C3 AF · 2 bytes · Codepoint U+00EF

Unicode Properties

Introduced in Unicode 1.1
L — Left-to-Right
Uppercase: U+00CF LATIN CAPITAL LETTER I WITH DIAERESIS
Titlecase: U+00CF LATIN CAPITAL LETTER I WITH DIAERESIS

Canonical decomposition — this character is equivalent to the sequence below under NFC/NFD normalization.

Nearby Characters in Latin-1 Supplement