JSFiddle - React, Tailwind, and code Playground
by adamzr
HTML
<acronym title="Stack Overflow">SO</acronym>
<acronym title="Super User">SU</acronym>
JavaScript
$("acronym").each(function(){
var abbr = $("<abbr></abbr>")
var title = $(this).attr("title");
abbr.attr("title",title);
abbr.html($(this).html())
$(this).replaceWith(abbr);
});