ASCII 129
ASCII Character
High Octet Preset
ASCII byte 129 (0x81) — Unicode U+0081. Standard ASCII is 0–127; extended bytes 128–255 use Windows-1252.
How to type
Windows
- Copy with the Copy Symbol button above and paste it anywhere.
- In HTML, use  or hex .
- In JavaScript, use String.fromCharCode(129).
Mac
- Copy with the Copy Symbol button and paste it (fastest method).
- Open System Settings → Keyboard → Input Sources and add Unicode Hex Input (if needed).
- Select Unicode Hex Input from the menu bar input menu.
- Hold Option (⌥), type 0081 (from U+0081), then release Option.
- Or open Edit → Emoji & Symbols (or press Ctrl + Cmd + Space) and search for the character.
- In HTML on Mac editors, you can also paste .
Linux
- Copy with the Copy Symbol button and paste it.
- Press Ctrl + Shift + U, type 0081 (from U+0081), then press Enter or Space.
- On GNOME, you can also use Ctrl + . (or Ctrl + ;) to open the character picker.
- In HTML, use .
ASCII character details
| Parameter | Value | Copy |
|---|---|---|
| Symbol |
|
|
| Symbol Name |
High Octet Preset
|
— |
| ASCII Decimal |
129
|
|
| ASCII Hex |
0x81
|
|
| Unicode Code |
U+0081
|
|
| HTML Decimal Code |

|
|
| HTML Hex Code |

|
|
| CSS Code |
\0081
|
|
| JavaScript Code |
\u0081
|
|
| Category |
ASCII Extended / Windows-1252 (128–255)
|
— |
FAQs about High Octet Preset ASCII Code Symbol
What is the ASCII code for High Octet Preset ASCII Code Symbol?
ASCII decimal 129, hex 0x81, Unicode U+0081.
How do I copy ?
Click Copy Symbol on this page to copy the character directly.
How do I type ASCII 129 in JavaScript?
Use String.fromCharCode(129) to output this character in JavaScript.
About this ASCII Character
Extended ASCII byte 129 (0x81, U+0081) is high octet preset. Part of the complete extended ASCII table (Windows-1252, 128–255).
Tags: high-octet-preset,ascii,extended-ascii,129,0×81,U+0081,ascii table,copy symbol