π is the Unicode emoji BALLOON, code point U+1F388 (decimal 127880) in the Miscellaneous Symbols and Pictographs block, added in Unicode 6.0. In HTML write 🎈, and in UTF-8 it is the 4 bytes F0 9F 8E 88.
Codes
| Where | How to write it |
|---|---|
| Code point | U+1F388 |
| Decimal | 127880 |
| UTF-8 bytes | F0 9F 8E 88 |
| UTF-16 (big-endian) | D83C DF88 |
| UTF-32 | 0001F388 |
| HTML decimal | 🎈 |
| HTML hex | 🎈 |
| CSS | \1F388 |
| JavaScript | \u{1F388} or \uD83C\uDF88 |
| JSON | \uD83C\uDF88 |
| Python | \U0001F388 |
| Python by name | \N{BALLOON} |
| Java, C# | \uD83C\uDF88 |
| Rust, Swift | \u{1F388} |
| Go, C, C++ | \U0001F388 |
| URL (percent-encoded) | %F0%9F%8E%88 |
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 | BALLOON |
| Emoji name | balloon |
| Code point | U+1F388 (decimal 127880) |
| 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 | 6.0 |
Nearby in Miscellaneous Symbols and Pictographs
- π U+1F380 Ribbon
- π U+1F381 Wrapped gift
- π U+1F382 Birthday cake
- π U+1F383 Jack-o-lantern
- π U+1F384 Christmas tree
- π U+1F385 Santa Claus
- π U+1F386 Fireworks
- π U+1F387 Sparkler
- π U+1F389 Party popper
- π U+1F38A Confetti ball
- π U+1F38B Tanabata tree
- π U+1F38C Crossed flags
- π U+1F38D Pine decoration
- π U+1F38E Japanese dolls
- π U+1F38F Carp streamer
- π U+1F390 Wind chime
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+1F388?
- F0 9F 8E 88 (hex), 4 bytes. In a URL it is %F0%9F%8E%88.
- How do I write U+1F388 in JavaScript or Python?
- JavaScript: \u{1F388} or \uD83C\uDF88. Python: \U0001F388.
Source
Unicode Character Database 18.0.0 (Unicode License v3) and the Unicode emoji test data; 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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