HTML Tag







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HTML <sub> Tag



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Example


Subscript text:



<p>This text contains <sub>subscript</sub> text.</p>

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Definition and Usage


The <sub> tag defines subscript text. Subscript text appears half a character below the
normal line, and is sometimes rendered in a smaller font. Subscript text can be used for chemical formulas, like H2O.


Tip: Use the <sup> tag to define
superscripted text.



Browser Support



















Element
<sub> Yes Yes Yes Yes Yes


Differences Between HTML 4.01 and HTML5


NONE.



Global Attributes


The <sub> tag also supports the Global Attributes in HTML.



Event Attributes


The <sub> tag also supports the Event Attributes in HTML.



Related Pages


HTML tutorial: HTML Text Formatting


HTML DOM reference: Subscript Object



Default CSS Settings


Most browsers will display the <sub> element with the following default values:



Example



sub {
    vertical-align: sub;
    font-size: smaller;
}

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