Edit fiddle - JSFiddle - React, Tailwind, and code Playground

JSFiddle - React, Tailwind, and code Playground

HTML

<p id="test">@user has an email address of user@email.com. See! the regexp works @people!</p>

JavaScript

test.innerHTML = test.innerHTML.replace(/\B\@([\w\-]+)/gim, function(match, name){
    return '<a href="http://twitter.com/users/' + name + '">' + match + '</a>';
})

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