π is the Unicode character SIGNWRITING HAND-FIST INDEX MIDDLE THUMB, code point U+1D81E (decimal 120862) in the Sutton SignWriting block, added in Unicode 8.0. In HTML write 𝠞, and in UTF-8 it is the 4 bytes F0 9D A0 9E.
Codes
| Where | How to write it |
|---|---|
| Code point | U+1D81E |
| Decimal | 120862 |
| UTF-8 bytes | F0 9D A0 9E |
| UTF-16 (big-endian) | D836 DC1E |
| UTF-32 | 0001D81E |
| HTML decimal | 𝠞 |
| HTML hex | 𝠞 |
| CSS | \1D81E |
| JavaScript | \u{1D81E} or \uD836\uDC1E |
| JSON | \uD836\uDC1E |
| Python | \U0001D81E |
| Python by name | \N{SIGNWRITING HAND-FIST INDEX MIDDLE THUMB} |
| Java, C# | \uD836\uDC1E |
| Rust, Swift | \u{1D81E} |
| Go, C, C++ | \U0001D81E |
| URL (percent-encoded) | %F0%9D%A0%9E |
JavaScript and JSON strings store text as UTF-16, so this character takes two code units (a surrogate pair) and "π ".length is 2. Python 3 strings count code points, so its length there is 1.
Properties
| Property | Value |
|---|---|
| Name | SIGNWRITING HAND-FIST INDEX MIDDLE THUMB |
| Code point | U+1D81E (decimal 120862) |
| Block | Sutton SignWriting (U+1D800βU+1DAAF) |
| General category | So: Other symbol |
| Script | SignWriting |
| Bidirectional class | L: Left-to-right |
| Mirrored in right-to-left text | No |
| First in Unicode version | 8.0 |
Nearby in Sutton SignWriting
- π U+1D816 Signwriting Hand-Fist Index Middle Conjoined Index Bent
- π U+1D817 Signwriting Hand-Fist Index Middle Conjoined Middle Bent
- π U+1D818 Signwriting Hand-Fist Index Middle Conjoined Cupped
- π U+1D819 Signwriting Hand-Fist Index Middle Conjoined Hinged
- π U+1D81A Signwriting Hand-Fist Index Middle Crossed
- π U+1D81B Signwriting Hand-Circle Index Middle Crossed
- π U+1D81C Signwriting Hand-Fist Middle Bent Over Index
- π U+1D81D Signwriting Hand-Fist Index Bent Over Middle
- π U+1D81F Signwriting Hand-Circle Index Middle Thumb
- π U+1D820 Signwriting Hand-Fist Index Middle Straight Thumb Bent
- π ‘ U+1D821 Signwriting Hand-Fist Index Middle Bent Thumb Straight
- π ’ U+1D822 Signwriting Hand-Fist Index Middle Thumb Bent
- π £ U+1D823 Signwriting Hand-Fist Index Middle Hinged Spread Thumb Side
- π € U+1D824 Signwriting Hand-Fist Index Up Middle Hinged Thumb Side
- π ₯ U+1D825 Signwriting Hand-Fist Index Up Middle Hinged Thumb Conjoined
- π ¦ U+1D826 Signwriting Hand-Fist Index Hinged Middle Up Thumb Side
All 672 characters: Sutton SignWriting.
Official reference
Questions people ask
- What is the HTML code for π ?
- Use 𝠞 (decimal) or 𝠞 (hex).
- What is the UTF-8 encoding of U+1D81E?
- F0 9D A0 9E (hex), 4 bytes. In a URL it is %F0%9D%A0%9E.
- How do I write U+1D81E in JavaScript or Python?
- JavaScript: \u{1D81E} or \uD836\uDC1E. Python: \U0001D81E.
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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