O² & O₂
special symbol
HTMl sub/sup
HTML 下标元素
HTML 上标元素
special symbol
O² & O₂
HTML
HTML subscript and superscript Tags
HTML 下标元素
HTML 上标元素
<sub> & <sup>
H<sub>2</sub>O === H2O
O<sup>2</sup> === O2
<p>Almost every developer's favorite molecule is
C<sub>8</sub>H<sub>10</sub>N<sub>4</sub>O<sub>2</sub>, also known as "caffeine."</p>
Almost every developer's favorite molecule isC 8H10N4O2, also known as "caffeine."
<p>The <b>Pythagorean theorem</b> is often expressed as the following equation:</p>
<p><var>a<sup>2</sup></var> + <var>b<sup>2</sup></var> = <var>c<sup>2</sup></var></p>
The Pythagorean theorem is often expressed as the following equation:
var tag
<p>The volume of a box is <var>l</var> × <var>w</var> × <var>h</var>, where <var>l</var> represents the length, <var>w</var> the width and <var>h</var> the height of the box.</p>
The volume of a box is l × w × h, where l represents the length, w the width and h the height of the box.
refs
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