Rok*_*jan 11
它被称为上标,它与标签一起使用和直接使用称为“上标二”的 Unicode 字符有细微的差别<sup>:
HTML 标签:2<sup>2</sup> 2 2
HTML实体:(查看区别) 2² 2\xc2\xb2
Encodings :\n\nHTML Entity (decimal) ²\nHTML Entity (hex) ²\nHTML Entity (named) ²\nWindows Alt +B2\n Alt 0178\n Alt 253\nUTF-8 (hex) 0xC2 0xB2 (c2b2)\nUTF-8 (binary) 11000010:10110010\nUTF-16 (hex) 0x00B2 (00b2)\nUTF-16 (decimal) 178\nUTF-32 (hex) 0x000000B2 (b2)\nUTF-32 (decimal) 178\nC/C++/Java source code "\\u00B2"\nPython source code u"\\u00B2"\nRun Code Online (Sandbox Code Playgroud)\n\nhttps://developer.mozilla.org/en-US/docs/Web/HTML/Element/sup
\n http://en.wikipedia.org/wiki/Unicode_subscripts_and_superscripts