UnicodeCharactercom
HOP
U+0081 · HIGH OCTET PRESET

High Octet Preset

  • CodepointU+0081
  • NameHIGH OCTET PRESET
  • Decimal129
  • BlockLatin-1 Supplement (U+0080–U+00FF)
  • Plane0 — Basic Multilingual Plane
  • ScriptCommon
  • CategoryCc — Control
  • Unicode version1.1 (1993)
  • Bidi classBN — Boundary Neutral
  • Combining class0
  • East Asian widthN — Neutral
  • MirroredNo

About this character

U+0081 is HIGH OCTET PRESET, a control character in the Latin-1 Supplement block. Its script is Common: it is shared by many writing systems rather than belonging to one. It was added in Unicode 1.1 (1993).

It is a control code inherited from ISO/IEC 6429 (the C1 control set). Unicode gives control codes no formal name, only the aliases HIGH OCTET PRESET, HOP.

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Encodings & escapes

UTF-8 encoder →
UTF-8C2 812 bytes
UTF-1600811 code unit
UTF-32000000814 bytes
CSS\81in content: "…"
JavaScript\u0081
JSON\u0081
Python\u0081
Python\N{HIGH OCTET PRESET}by name
Java / C#\u0081
Rust / Swift / PHP\u{81}
Go\u0081
Ruby\u0081
Excel / Sheets=UNICHAR(129)
URL-encoded%C2%81percent-encoded UTF-8
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Nearby in Latin-1 Supplement

All in block →
U+0080PADPadding Character U+0082BPHBreak Permitted Here U+0083NBHNo Break Here U+0084INDIndex U+0085NELNext Line U+0086SSAStart of Selected Area U+0087ESAEnd of Selected Area