This is the Unicode character COMBINING DOUBLE OVERLINE, code point U+033F (decimal 831) in the Combining Diacritical Marks block, added in Unicode 1.1. In HTML write ̿, and in UTF-8 it is the 2 bytes CC BF.
Codes
| Where | How to write it |
|---|---|
| Code point | U+033F |
| Decimal | 831 |
| UTF-8 bytes | CC BF |
| UTF-16 (big-endian) | 033F |
| UTF-32 | 0000033F |
| HTML decimal | ̿ |
| HTML hex | ̿ |
| CSS | \33F |
| JavaScript | \u033F |
| JSON | \u033F |
| Python | \u033F |
| Python by name | \N{COMBINING DOUBLE OVERLINE} |
| Java, C# | \u033F |
| Rust, Swift | \u{33F} |
| Go, C, C++ | \u033F |
| URL (percent-encoded) | %CC%BF |
JavaScript and JSON strings store text as UTF-16, so this character is one code unit long. Python 3 strings count code points, so its length there is 1.
Properties
| Property | Value |
|---|---|
| Name | COMBINING DOUBLE OVERLINE |
| Code point | U+033F (decimal 831) |
| Block | Combining Diacritical Marks (U+0300–U+036F) |
| General category | Mn: Non-spacing mark |
| Script | Inherited |
| Bidirectional class | NSM: Non-spacing mark |
| Combining class | 230 |
| Mirrored in right-to-left text | No |
| First in Unicode version | 1.1 |
Nearby in Combining Diacritical Marks
- U+0337 Combining Short Solidus Overlay
- U+0338 Combining Long Solidus Overlay
- U+0339 Combining Right Half Ring Below
- U+033A Combining Inverted Bridge Below
- U+033B Combining Square Below
- U+033C Combining Seagull Below
- U+033D Combining X Above
- U+033E Combining Vertical Tilde
- U+0340 Combining Grave Tone Mark
- U+0341 Combining Acute Tone Mark
- U+0342 Combining Greek Perispomeni
- U+0343 Combining Greek Koronis
- U+0344 Combining Greek Dialytika Tonos
- U+0345 Combining Greek Ypogegrammeni
- U+0346 Combining Bridge Above
- U+0347 Combining Equals Sign Below
All 112 characters: Combining Diacritical Marks.
Official reference
Questions people ask
- What is the HTML code for COMBINING DOUBLE OVERLINE?
- Use ̿ (decimal) or ̿ (hex).
- What is the UTF-8 encoding of U+033F?
- CC BF (hex), 2 bytes. In a URL it is %CC%BF.
- How do I write U+033F in JavaScript or Python?
- JavaScript: \u033F. Python: \u033F.
Source
Unicode Character Database 18.0.0 (Unicode License v3); HTML entity names from the WHATWG HTML Standard (CC BY 4.0). The encodings above are computed from the code point and checked against Python's encoders. How the character looks depends on your fonts.
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