π is the Unicode character TETRAGRAM FOR EASE, code point U+1D31C (decimal 119580) in the Tai Xuan Jing Symbols block, added in Unicode 4.0. In HTML write 𝌜, and in UTF-8 it is the 4 bytes F0 9D 8C 9C.
Codes
| Where | How to write it |
|---|---|
| Code point | U+1D31C |
| Decimal | 119580 |
| UTF-8 bytes | F0 9D 8C 9C |
| UTF-16 (big-endian) | D834 DF1C |
| UTF-32 | 0001D31C |
| HTML decimal | 𝌜 |
| HTML hex | 𝌜 |
| CSS | \1D31C |
| JavaScript | \u{1D31C} or \uD834\uDF1C |
| JSON | \uD834\uDF1C |
| Python | \U0001D31C |
| Python by name | \N{TETRAGRAM FOR EASE} |
| Java, C# | \uD834\uDF1C |
| Rust, Swift | \u{1D31C} |
| Go, C, C++ | \U0001D31C |
| URL (percent-encoded) | %F0%9D%8C%9C |
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 | TETRAGRAM FOR EASE |
| Code point | U+1D31C (decimal 119580) |
| Block | Tai Xuan Jing Symbols (U+1D300βU+1D35F) |
| General category | So: Other symbol |
| Script | Common |
| Bidirectional class | ON: Other neutral |
| Mirrored in right-to-left text | No |
| First in Unicode version | 4.0 |
Nearby in Tai Xuan Jing Symbols
- π U+1D314 Tetragram For Reach
- π U+1D315 Tetragram For Contact
- π U+1D316 Tetragram For Holding Back
- π U+1D317 Tetragram For Waiting
- π U+1D318 Tetragram For Following
- π U+1D319 Tetragram For Advance
- π U+1D31A Tetragram For Release
- π U+1D31B Tetragram For Resistance
- π U+1D31D Tetragram For Joy
- π U+1D31E Tetragram For Contention
- π U+1D31F Tetragram For Endeavour
- π U+1D320 Tetragram For Duties
- π‘ U+1D321 Tetragram For Change
- π’ U+1D322 Tetragram For Decisiveness
- π£ U+1D323 Tetragram For Bold Resolution
- π€ U+1D324 Tetragram For Packing
All 87 characters: Tai Xuan Jing Symbols.
Official reference
Questions people ask
- What is the HTML code for π?
- Use 𝌜 (decimal) or 𝌜 (hex).
- What is the UTF-8 encoding of U+1D31C?
- F0 9D 8C 9C (hex), 4 bytes. In a URL it is %F0%9D%8C%9C.
- How do I write U+1D31C in JavaScript or Python?
- JavaScript: \u{1D31C} or \uD834\uDF1C. Python: \U0001D31C.
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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