This feature is no longer recommended. Though some browsers might still support it, it may have already been removed from the relevant web standards, may be in the process of being dropped, or may only be kept for compatibility purposes. Avoid using it, and update existing code if possible; see the compatibility table at the bottom of this page to guide your decision. Be aware that this feature may cease to work at any time.
sub() method creates a
element that causes a string to be displayed as subscript.
A string containing a
<sub> HTML element.
sub() method embeds a string in a
The following example uses the
sup() methods to format a string:
var superText = 'superscript'; var subText = 'subscript'; console.log('This is what a ' + superText.sup() + ' looks like.'); // "This is what a <sup>superscript</sup> looks like." console.log('This is what a ' + subText.sub() + ' looks like.'); // "This is what a <sub>subscript</sub> looks like."
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