UnicodeCharactercom
Ï
U+00CF · LATIN CAPITAL LETTER I WITH DIAERESIS

Latin Capital Letter I with Diaeresis

  • CodepointU+00CF
  • NameLATIN CAPITAL LETTER I WITH DIAERESIS
  • Decimal207
  • BlockLatin-1 Supplement (U+0080–U+00FF)
  • Plane0 — Basic Multilingual Plane
  • ScriptLatin
  • CategoryLu — Uppercase Letter
  • Unicode version1.1 (1993)
  • Bidi classL — Left-to-Right
  • Combining class0
  • East Asian widthN — Neutral
  • MirroredNo

About this character

U+00CF (Ï) is LATIN CAPITAL LETTER I WITH DIAERESIS, an uppercase letter in the Latin-1 Supplement block. It belongs to the Latin script. It was added in Unicode 1.1 (1993).

Its lowercase form is U+00EF ï.

It is precomposed. Under NFD it decomposes into U+0049 I + U+0308 ◌̈, and NFC recombines that sequence into this single codepoint, so both spellings are canonically equivalent and should compare equal after normalization. See the normalization guide.

How to type Ï

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Encodings & escapes

UTF-8 encoder →
UTF-8C3 8F2 bytes
UTF-1600CF1 code unit
UTF-32000000CF4 bytes
HTML namedÏnamed character reference
HTML decimalÏ
HTML hexÏ
CSS\CFin content: "…"
JavaScript\u00CF
JSON\u00CF
Python\u00CF
Python\N{LATIN CAPITAL LETTER I WITH DIAERESIS}by name
Java / C#\u00CF
C / C++\u00CFuniversal character name
Rust / Swift / PHP\u{CF}
Go\u00CF
Ruby\u00CF
Excel / Sheets=UNICHAR(207)
URL-encoded%C3%8Fpercent-encoded UTF-8
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Normalization forms

Normalizer →
NFCunchanged
NFDU+0049 I + U+0308 ◌̈
NFKCunchanged
NFKDU+0049 I + U+0308 ◌̈
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Characters built on Ï

U+1E2EḮLatin Capital Letter I with Diaeresis and Acute
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Nearby in Latin-1 Supplement

All in block →
U+00C9ÉLatin Capital Letter E with Acute U+00CAÊLatin Capital Letter E with Circumflex U+00CBËLatin Capital Letter E with Diaeresis U+00CCÌLatin Capital Letter I with Grave U+00CDÍLatin Capital Letter I with Acute U+00CEÎLatin Capital Letter I with Circumflex U+00D0ÐLatin Capital Letter Eth U+00D1ÑLatin Capital Letter N with Tilde U+00D2ÒLatin Capital Letter O with Grave U+00D3ÓLatin Capital Letter O with Acute U+00D4ÔLatin Capital Letter O with Circumflex U+00D5ÕLatin Capital Letter O with Tilde