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Element Of HTML entity ∈
∈ is the HTML entity for Element Of ∈ (U+2208). Copy the decimal ∈ and hex ∈ codes plus CSS, JavaScript, Python and URL escapes.
- Entity
∈- Also written
∈∈∈- Code point
- U+2208
- Unicode name
- ELEMENT OF
- Block
- Mathematical Operators
- Category
- Math symbol (Sm)
- Since
- Unicode 1.1
- Defined in
- HTML 4.01 and 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: "\2208";In a stylesheet, for ::before and ::after. | |
| JavaScript | "\u2208"Also valid in JSON. | |
| Python | "\u2208"Python 3 string literal. | |
| Python by name | "\N{ELEMENT OF}"Readable alternative using the Unicode name. | |
| URL | %E2%88%88Percent-encoded UTF-8 bytes, for a path or query value. | |
| UTF-8 bytes | E2 88 883 bytes. | |
| UTF-16 | 22081 code unit, which is what JavaScript length counts. |
When to use it
Element of, as in x ∈ A. Its negation is ∉, and the reversed form 'contains as member' is ∋.
The name dates from HTML 4, so it works in every browser and in old email clients.
More maths operators
∋Contains As Member∅Empty Set∌Does Not Contain As Member∄There Does Not Exist∏N-Ary Product∃There Exists∐N-Ary Coproduct∂Partial Differential
All maths operators · 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).