π is the Unicode character OPEN FOLDER, code point U+1F5C1 (decimal 128449) in the Miscellaneous Symbols and Pictographs block, added in Unicode 7.0. In HTML write 🗁, and in UTF-8 it is the 4 bytes F0 9F 97 81.
Codes
| Where | How to write it |
|---|---|
| Code point | U+1F5C1 |
| Decimal | 128449 |
| UTF-8 bytes | F0 9F 97 81 |
| UTF-16 (big-endian) | D83D DDC1 |
| UTF-32 | 0001F5C1 |
| HTML decimal | 🗁 |
| HTML hex | 🗁 |
| CSS | \1F5C1 |
| JavaScript | \u{1F5C1} or \uD83D\uDDC1 |
| JSON | \uD83D\uDDC1 |
| Python | \U0001F5C1 |
| Python by name | \N{OPEN FOLDER} |
| Java, C# | \uD83D\uDDC1 |
| Rust, Swift | \u{1F5C1} |
| Go, C, C++ | \U0001F5C1 |
| URL (percent-encoded) | %F0%9F%97%81 |
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 | OPEN FOLDER |
| Code point | U+1F5C1 (decimal 128449) |
| 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 | 7.0 |
Nearby in Miscellaneous Symbols and Pictographs
- πΉ U+1F5B9 Document With Text
- πΊ U+1F5BA Document With Text And Picture
- π» U+1F5BB Document With Picture
- πΌ U+1F5BC Framed picture
- π½ U+1F5BD Frame With Tiles
- πΎ U+1F5BE Frame With An X
- πΏ U+1F5BF Black Folder
- π U+1F5C0 Folder
- π U+1F5C2 Card index dividers
- π U+1F5C3 Card file box
- π U+1F5C4 File cabinet
- π U+1F5C5 Empty Note
- π U+1F5C6 Empty Note Page
- π U+1F5C7 Empty Note Pad
- π U+1F5C8 Note
- π U+1F5C9 Note Page
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+1F5C1?
- F0 9F 97 81 (hex), 4 bytes. In a URL it is %F0%9F%97%81.
- How do I write U+1F5C1 in JavaScript or Python?
- JavaScript: \u{1F5C1} or \uD83D\uDDC1. Python: \U0001F5C1.
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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