π is the Unicode emoji GREEN HEART, code point U+1F49A (decimal 128154) 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 92 9A.
Codes
| Where | How to write it |
|---|---|
| Code point | U+1F49A |
| Decimal | 128154 |
| UTF-8 bytes | F0 9F 92 9A |
| UTF-16 (big-endian) | D83D DC9A |
| UTF-32 | 0001F49A |
| HTML decimal | 💚 |
| HTML hex | 💚 |
| CSS | \1F49A |
| JavaScript | \u{1F49A} or \uD83D\uDC9A |
| JSON | \uD83D\uDC9A |
| Python | \U0001F49A |
| Python by name | \N{GREEN HEART} |
| Java, C# | \uD83D\uDC9A |
| Rust, Swift | \u{1F49A} |
| Go, C, C++ | \U0001F49A |
| URL (percent-encoded) | %F0%9F%92%9A |
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 | GREEN HEART |
| Emoji name | green heart |
| Code point | U+1F49A (decimal 128154) |
| 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+1F492 Wedding
- π U+1F493 Beating heart
- π U+1F494 Broken heart
- π U+1F495 Two hearts
- π U+1F496 Sparkling heart
- π U+1F497 Growing heart
- π U+1F498 Heart with arrow
- π U+1F499 Blue heart
- π U+1F49B Yellow heart
- π U+1F49C Purple heart
- π U+1F49D Heart with ribbon
- π U+1F49E Revolving hearts
- π U+1F49F Heart decoration
- π U+1F4A0 Diamond with a dot
- π‘ U+1F4A1 Light bulb
- π’ U+1F4A2 Anger symbol
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+1F49A?
- F0 9F 92 9A (hex), 4 bytes. In a URL it is %F0%9F%92%9A.
- How do I write U+1F49A in JavaScript or Python?
- JavaScript: \u{1F49A} or \uD83D\uDC9A. Python: \U0001F49A.
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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