Information Source vs Telephone Sign
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属性对比
编码对比
| 格式 | 2139 | 2121 |
|---|---|---|
| Unicode | U+2139 | U+2121 |
| HTML Decimal | ℹ | ℡ |
| HTML Hex | ℹ | ℡ |
| CSS | \2139 | \2121 |
| JavaScript | \u{2139} | \u{2121} |
| Python | \u2139 | \u2121 |
| UTF-8 | e2 84 b9 | e2 84 a1 |
如何区分
Information Source 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。