⋑
U+22D1 DOUBLE SUPERSET
Mathematical Operators · Math symbol
| Name | DOUBLE SUPERSET |
|---|---|
| Code point | U+22D1 |
| Decimal | 8913 |
| Block | Mathematical Operators |
| Category | Math symbol (Sm) |
| UTF-8 | E2 8B 91 |
| UTF-16 | 22D1 |
| UTF-32 | 000022D1 |
| HTML | ⋑ ⋑ |
| CSS | \22D1 |
| JavaScript | \u22D1 |
| Python | \u22d1 |
| URL-encoded | %E2%8B%91 |
Frequently asked questions
What is the character U+22D1?
U+22D1 ⋑ is officially named DOUBLE SUPERSET. It belongs to the Mathematical Operators block and the category Math symbol.
How do I type ⋑?
Windows (Word, WordPad): type 22D1, then press Alt+X. Linux (GTK/IBus): Ctrl+Shift+U 22d1, then Space. macOS: enable the “Unicode Hex Input” keyboard, hold Option and type 22D1. Or simply copy it from this page.
How do I write ⋑ in HTML?
As a numeric character reference ⋑ (decimal) or ⋑ (hexadecimal). In UTF-8 documents you can also insert the character directly.
How is ⋑ encoded in UTF-8?
In UTF-8 the character takes 3 bytes: E2 8B 91. In UTF-16: 22D1.