ℛ is the Unicode character SCRIPT CAPITAL R, code point U+211B (decimal 8475) in the Letterlike Symbols block, added in Unicode 1.1. In HTML write ℛ, and in UTF-8 it is the 3 bytes E2 84 9B.
Codes
| Where | How to write it |
|---|---|
| Code point | U+211B |
| Decimal | 8475 |
| UTF-8 bytes | E2 84 9B |
| UTF-16 (big-endian) | 211B |
| UTF-32 | 0000211B |
| HTML decimal | ℛ |
| HTML hex | ℛ |
| HTML named | ℛ ℛ |
| CSS | \211B |
| JavaScript | \u211B |
| JSON | \u211B |
| Python | \u211B |
| Python by name | \N{SCRIPT CAPITAL R} |
| Java, C# | \u211B |
| Rust, Swift | \u{211B} |
| Go, C, C++ | \u211B |
| URL (percent-encoded) | %E2%84%9B |
JavaScript and JSON strings store text as UTF-16, so this character is one code unit long. Python 3 strings count code points, so its length there is 1.
Properties
| Property | Value |
|---|---|
| Name | SCRIPT CAPITAL R |
| Code point | U+211B (decimal 8475) |
| Block | Letterlike Symbols (U+2100–U+214F) |
| General category | Lu: Uppercase letter |
| Script | Common |
| Bidirectional class | L: Left-to-right |
| Mirrored in right-to-left text | No |
| First in Unicode version | 1.1 |
Decomposition
SCRIPT CAPITAL R has a compatibility decomposition (font) to the sequence below. NFKC and NFKD normalisation replace it with that sequence, which can change how text looks, so use them for search, not for storage.
Nearby in Letterlike Symbols
- ℓ U+2113 Script Small L
- ℔ U+2114 L B Bar Symbol
- ℕ U+2115 Double-Struck Capital N
- № U+2116 Numero Sign
- ℗ U+2117 Sound Recording Copyright
- ℘ U+2118 Script Capital P
- ℙ U+2119 Double-Struck Capital P
- ℚ U+211A Double-Struck Capital Q
- ℜ U+211C Black-Letter Capital R
- ℝ U+211D Double-Struck Capital R
- ℞ U+211E Prescription Take
- ℟ U+211F Response
- ℠ U+2120 Service Mark
- ℡ U+2121 Telephone Sign
- ™ U+2122 Trade mark
- ℣ U+2123 Versicle
All 80 characters: Letterlike Symbols.
Official reference
Questions people ask
- What is the HTML code for ℛ?
- Use the named entity ℛ, or ℛ (decimal) or ℛ (hex).
- What is the UTF-8 encoding of U+211B?
- E2 84 9B (hex), 3 bytes. In a URL it is %E2%84%9B.
- How do I write U+211B in JavaScript or Python?
- JavaScript: \u211B. Python: \u211B.
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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