JavaScript String sup() Method
Definition and Usage
The String big() method has been deprecated in JavaScript.
It is not recommended to use the string sup() in JavaScript.
Please avoid using it.
It may stop running at any time in your browser.
sup()
The method returns the string embedded in the <sup> tag:
<sup>string</sup>
Syntax
string.sup()
Parameters
No parameters.
Return Value
String embedded in the <sup> tag.