∅
Empty Set
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2205 · Mathematical Operators · Zyyy
编码
| Unicode 块 | U+2205 | |
| 十进制 | ∅ | |
| HTML十六进制 | ∅ | |
| HTML 实体 | ∅ | |
| CSS | \2205 | |
| JavaScript | \u{2205} | |
| Python | \u2205 | |
| Java | \u2205 | |
| UTF-8 十六进制 | e2 88 85 | |
| UTF-16 | 22 05 | |
| URL编码 | %E2%88%85 |
Unicode 属性
Block
Mathematical Operators
Script
Zyyy
Category
Math Symbol (Sm)
Bidirectional
ON
相似符号
比较
相关符号
常见问题
What is the ∅ Empty Set symbol?
∅ is the Empty Set symbol, encoded at Unicode 2205.
What is the Unicode codepoint of Empty Set?
The Empty Set symbol (∅) has codepoint 2205.
How do I type or copy Empty Set?
Copy ∅ directly, or use the HTML entity, CSS, JavaScript, and Python encodings shown on this page.