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HTML <sub> tag

HTML <sub> tag is termed as Subscript tag and which is used to define subscript text. The text within <sub> renders with a lower baseline and with a smaller font than surrounding text font.

The <sub> tag is useful for presenting mathematical formula and chemical formulas such as H2O.


Following are some specifications about the HTML <sub> tag

Display Inline
Start tag/End tag Both Start and End tag
Usage Textual


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HTML sub tag


Tag-specific attributes:

The <sub> tag does not contain any specific attribute.

Global attribute:

The <sub> tag supports the Global attributes in HTML.

Event attribute:

The <sub> tag supports the Event attributes in HTML.

Supporting Browsers

Elementchrome browser Chromeie browser IEfirefox browser Firefoxopera browser Operasafari browser Safari
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