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

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HTML

<script src="https://raw.github.com/jwestbrook/simpleprototypemasking/master/automask.js"></script>
<input type="text" class="phoneformat" /><br />
<input type="text" class="phoneformat" /><br />
<input type="text" class="phoneformat" /><br />

JavaScript

$$(".phoneformat").invoke("mask","###-###-####");

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JSFiddle - React, Tailwind, and code Playground

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