π is the Unicode emoji AMBULANCE, code point U+1F691 (decimal 128657) in the Transport and Map Symbols block, added in Unicode 6.0. In HTML write 🚑, and in UTF-8 it is the 4 bytes F0 9F 9A 91.
Codes
| Where | How to write it |
|---|---|
| Code point | U+1F691 |
| Decimal | 128657 |
| UTF-8 bytes | F0 9F 9A 91 |
| UTF-16 (big-endian) | D83D DE91 |
| UTF-32 | 0001F691 |
| HTML decimal | 🚑 |
| HTML hex | 🚑 |
| CSS | \1F691 |
| JavaScript | \u{1F691} or \uD83D\uDE91 |
| JSON | \uD83D\uDE91 |
| Python | \U0001F691 |
| Python by name | \N{AMBULANCE} |
| Java, C# | \uD83D\uDE91 |
| Rust, Swift | \u{1F691} |
| Go, C, C++ | \U0001F691 |
| URL (percent-encoded) | %F0%9F%9A%91 |
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 | AMBULANCE |
| Emoji name | ambulance |
| Code point | U+1F691 (decimal 128657) |
| Block | Transport and Map Symbols (U+1F680βU+1F6FF) |
| 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 Transport and Map Symbols
- π U+1F689 Station
- π U+1F68A Tram
- π U+1F68B Tram car
- π U+1F68C Bus
- π U+1F68D Oncoming bus
- π U+1F68E Trolleybus
- π U+1F68F Bus stop
- π U+1F690 Minibus
- π U+1F692 Fire engine
- π U+1F693 Police car
- π U+1F694 Oncoming police car
- π U+1F695 Taxi
- π U+1F696 Oncoming taxi
- π U+1F697 Automobile
- π U+1F698 Oncoming automobile
- π U+1F699 Sport utility vehicle
All 120 characters: Transport and Map 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+1F691?
- F0 9F 9A 91 (hex), 4 bytes. In a URL it is %F0%9F%9A%91.
- How do I write U+1F691 in JavaScript or Python?
- JavaScript: \u{1F691} or \uD83D\uDE91. Python: \U0001F691.
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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