１
U+FF11 FULLWIDTH DIGIT ONE
Halfwidth and Fullwidth Forms · Decimal digit
| Name | FULLWIDTH DIGIT ONE |
|---|---|
| Code point | U+FF11 |
| Decimal | 65297 |
| Block | Halfwidth and Fullwidth Forms |
| Category | Decimal digit (Nd) |
| UTF-8 | EF BC 91 |
| UTF-16 | FF11 |
| UTF-32 | 0000FF11 |
| HTML | １ １ |
| CSS | \FF11 |
| JavaScript | \uFF11 |
| Python | \uff11 |
| URL-encoded | %EF%BC%91 |
| Decomposition | <wide> 0031 |
| Numeric value | 1 |
Frequently asked questions
What is the character U+FF11?
U+FF11 １ is officially named FULLWIDTH DIGIT ONE. It belongs to the Halfwidth and Fullwidth Forms block and the category Decimal digit.
How do I type １?
Windows (Word, WordPad): type FF11, then press Alt+X. Linux (GTK/IBus): Ctrl+Shift+U ff11, then Space. macOS: enable the “Unicode Hex Input” keyboard, hold Option and type FF11. Or simply copy it from this page.
How do I write １ in HTML?
As a numeric character reference １ (decimal) or １ (hexadecimal). In UTF-8 documents you can also insert the character directly.
How is １ encoded in UTF-8?
In UTF-8 the character takes 3 bytes: EF BC 91. In UTF-16: FF11.