π is the Unicode character MUSICAL SYMBOL GRACE NOTE SLASH, code point U+1D194 (decimal 119188) in the Musical Symbols block, added in Unicode 3.1. In HTML write 𝆔, and in UTF-8 it is the 4 bytes F0 9D 86 94.
Codes
| Where | How to write it |
|---|---|
| Code point | U+1D194 |
| Decimal | 119188 |
| UTF-8 bytes | F0 9D 86 94 |
| UTF-16 (big-endian) | D834 DD94 |
| UTF-32 | 0001D194 |
| HTML decimal | 𝆔 |
| HTML hex | 𝆔 |
| CSS | \1D194 |
| JavaScript | \u{1D194} or \uD834\uDD94 |
| JSON | \uD834\uDD94 |
| Python | \U0001D194 |
| Python by name | \N{MUSICAL SYMBOL GRACE NOTE SLASH} |
| Java, C# | \uD834\uDD94 |
| Rust, Swift | \u{1D194} |
| Go, C, C++ | \U0001D194 |
| URL (percent-encoded) | %F0%9D%86%94 |
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 | MUSICAL SYMBOL GRACE NOTE SLASH |
| Code point | U+1D194 (decimal 119188) |
| Block | Musical Symbols (U+1D100βU+1D1FF) |
| General category | So: Other symbol |
| Script | Common |
| Bidirectional class | L: Left-to-right |
| Mirrored in right-to-left text | No |
| First in Unicode version | 3.1 |
Nearby in Musical Symbols
- π U+1D18C Musical Symbol Rinforzando
- π U+1D18D Musical Symbol Subito
- π U+1D18E Musical Symbol Z
- π U+1D18F Musical Symbol Piano
- π U+1D190 Musical Symbol Mezzo
- π U+1D191 Musical Symbol Forte
- π U+1D192 Musical Symbol Crescendo
- π U+1D193 Musical Symbol Decrescendo
- π U+1D195 Musical Symbol Grace Note No Slash
- π U+1D196 Musical Symbol Tr
- π U+1D197 Musical Symbol Turn
- π U+1D198 Musical Symbol Inverted Turn
- π U+1D199 Musical Symbol Turn Slash
- π U+1D19A Musical Symbol Turn Up
- π U+1D19B Musical Symbol Ornament Stroke-1
- π U+1D19C Musical Symbol Ornament Stroke-2
All 256 characters: Musical 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+1D194?
- F0 9D 86 94 (hex), 4 bytes. In a URL it is %F0%9D%86%94.
- How do I write U+1D194 in JavaScript or Python?
- JavaScript: \u{1D194} or \uD834\uDD94. Python: \U0001D194.
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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