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Intersection Plus Variation Selector-1 HTML entity ∩︀
∩︀: HTML entity for Intersection Plus Variation Selector-1 ∩︀ (U+2229 U+FE00), with decimal, hex, CSS, JavaScript, Python and URL codes to copy.
- Entity
∩︀- Code points
- U+2229 U+FE00
- Unicode name
- INTERSECTION + VARIATION SELECTOR-1
- Block
- Mathematical Operators
- Category
- Math symbol (Sm)
- Since
- Unicode 1.1
- Defined in
- HTML5
Codes to copy
| HTML named | ∩︀Works in HTML; in XML only & < > " ' are predefined. | |
|---|---|---|
| HTML decimal | ∩︀Works in HTML and XML. | |
| HTML hex | ∩︀Works in HTML and XML. | |
| CSS | content: "\2229 \FE00";In a stylesheet, for ::before and ::after. | |
| JavaScript | "\u2229\uFE00"Also valid in JSON. | |
| Python | "\u2229\ufe00"Python 3 string literal. | |
| URL | %E2%88%A9%EF%B8%80Percent-encoded UTF-8 bytes, for a path or query value. | |
| UTF-8 bytes | E2 88 A9 EF B8 806 bytes in all. | |
| UTF-16 | 2229 FE002 code units, which is what JavaScript length counts. |
When to use it
∩︀ writes a sequence of 2 code points (U+2229 U+FE00) that together show as one symbol. Specialist notation like this usually belongs in MathML, which positions it correctly; the entity is for occasional use in running text.
The name comes from the HTML5 list (much of it shared with MathML), so it works in every current browser but not in XML or XHTML served as XML, where the numeric reference is the safe choice.
More advanced maths and arrows
∼⃒Tilde Operator Plus Combining Long Vertical Line Overlay∂̸Partial Differential Plus Combining Long Solidus Overlay∽̱Reversed Tilde Plus Combining Macron Below↝̸Rightwards Wave Arrow Plus Combining Long Solidus Overlay∾̳Inverted Lazy S Plus Combining Double Low Line  Medium Mathematical Space Plus Hair Space≂̸Minus Tilde Plus Combining Long Solidus OverlayfjSmall f + Latin Small Letter J
All advanced maths and arrows · Every HTML entity · Encode or decode text
Source: the WHATWG HTML Standard list of named character references and the Unicode Character Database (Unicode 18.0).