Double-Struck Capital R vs Telephone Sign
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属性对比
编码对比
| 格式 | 211D | 2121 |
|---|---|---|
| Unicode | U+211D | U+2121 |
| HTML Decimal | ℝ | ℡ |
| HTML Hex | ℝ | ℡ |
| CSS | \211D | \2121 |
| JavaScript | \u{211D} | \u{2121} |
| Python | \u211d | \u2121 |
| UTF-8 | e2 84 9d | e2 84 a1 |
如何区分
Double-Struck Capital R 和 Telephone Sign 均属于 Technical 类别和 Letterlike Symbols 区块。请比较下方的码位、编码及 Unicode 属性以区分它们。
提示：将字符粘贴到 hex 编辑器中，或使用
charCodeAt()
在 JavaScript 中检查实际码位。