⊢ is the Unicode character RIGHT TACK, code point U+22A2 (decimal 8866) in the Mathematical Operators block, added in Unicode 1.1. In HTML write ⊢, and in UTF-8 it is the 3 bytes E2 8A A2.
Codes
| Where | How to write it |
|---|---|
| Code point | U+22A2 |
| Decimal | 8866 |
| UTF-8 bytes | E2 8A A2 |
| UTF-16 (big-endian) | 22A2 |
| UTF-32 | 000022A2 |
| HTML decimal | ⊢ |
| HTML hex | ⊢ |
| HTML named | ⊢ ⊢ |
| CSS | \22A2 |
| JavaScript | \u22A2 |
| JSON | \u22A2 |
| Python | \u22A2 |
| Python by name | \N{RIGHT TACK} |
| Java, C# | \u22A2 |
| Rust, Swift | \u{22A2} |
| Go, C, C++ | \u22A2 |
| URL (percent-encoded) | %E2%8A%A2 |
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 | RIGHT TACK |
| Code point | U+22A2 (decimal 8866) |
| Block | Mathematical Operators (U+2200–U+22FF) |
| General category | Sm: Math symbol |
| Script | Common |
| Bidirectional class | ON: Other neutral |
| Mirrored in right-to-left text | Yes |
| First in Unicode version | 1.1 |
Nearby in Mathematical Operators
- ⊚ U+229A Circled Ring Operator
- ⊛ U+229B Circled Asterisk Operator
- ⊜ U+229C Circled Equals
- ⊝ U+229D Circled Dash
- ⊞ U+229E Squared Plus
- ⊟ U+229F Squared Minus
- ⊠ U+22A0 Squared Times
- ⊡ U+22A1 Squared Dot Operator
- ⊣ U+22A3 Left Tack
- ⊤ U+22A4 Down Tack
- ⊥ U+22A5 Up Tack
- ⊦ U+22A6 Assertion
- ⊧ U+22A7 Models
- ⊨ U+22A8 True
- ⊩ U+22A9 Forces
- ⊪ U+22AA Triple Vertical Bar Right Turnstile
All 256 characters: Mathematical Operators.
Official reference
Questions people ask
- What is the HTML code for ⊢?
- Use the named entity ⊢, or ⊢ (decimal) or ⊢ (hex).
- What is the UTF-8 encoding of U+22A2?
- E2 8A A2 (hex), 3 bytes. In a URL it is %E2%8A%A2.
- How do I write U+22A2 in JavaScript or Python?
- JavaScript: \u22A2. Python: \u22A2.
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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