π is the Unicode character NOTCHED LEFT SEMICIRCLE WITH THREE DOTS, code point U+1F543 (decimal 128323) in the Miscellaneous Symbols and Pictographs block, added in Unicode 6.1. In HTML write 🕃, and in UTF-8 it is the 4 bytes F0 9F 95 83.
Codes
| Where | How to write it |
|---|---|
| Code point | U+1F543 |
| Decimal | 128323 |
| UTF-8 bytes | F0 9F 95 83 |
| UTF-16 (big-endian) | D83D DD43 |
| UTF-32 | 0001F543 |
| HTML decimal | 🕃 |
| HTML hex | 🕃 |
| CSS | \1F543 |
| JavaScript | \u{1F543} or \uD83D\uDD43 |
| JSON | \uD83D\uDD43 |
| Python | \U0001F543 |
| Python by name | \N{NOTCHED LEFT SEMICIRCLE WITH THREE DOTS} |
| Java, C# | \uD83D\uDD43 |
| Rust, Swift | \u{1F543} |
| Go, C, C++ | \U0001F543 |
| URL (percent-encoded) | %F0%9F%95%83 |
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 | NOTCHED LEFT SEMICIRCLE WITH THREE DOTS |
| Code point | U+1F543 (decimal 128323) |
| Block | Miscellaneous Symbols and Pictographs (U+1F300βU+1F5FF) |
| General category | So: Other symbol |
| Script | Common |
| Bidirectional class | ON: Other neutral |
| Mirrored in right-to-left text | No |
| First in Unicode version | 6.1 |
Nearby in Miscellaneous Symbols and Pictographs
- π» U+1F53B Red triangle pointed down
- πΌ U+1F53C Upwards button
- π½ U+1F53D Downwards button
- πΎ U+1F53E Lower Right Shadowed White Circle
- πΏ U+1F53F Upper Right Shadowed White Circle
- π U+1F540 Circled Cross Pommee
- π U+1F541 Cross Pommee With Half-Circle Below
- π U+1F542 Cross Pommee
- π U+1F544 Notched Right Semicircle With Three Dots
- π U+1F545 Symbol For Marks Chapter
- π U+1F546 White Latin Cross
- π U+1F547 Heavy Latin Cross
- π U+1F548 Celtic Cross
- π U+1F549 Om
- π U+1F54A Dove
- π U+1F54B Kaaba
All 768 characters: Miscellaneous Symbols and Pictographs.
Official reference
Questions people ask
- What is the HTML code for π?
- Use 🕃 (decimal) or 🕃 (hex).
- What is the UTF-8 encoding of U+1F543?
- F0 9F 95 83 (hex), 4 bytes. In a URL it is %F0%9F%95%83.
- How do I write U+1F543 in JavaScript or Python?
- JavaScript: \u{1F543} or \uD83D\uDD43. Python: \U0001F543.
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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