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

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<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.1.1/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/jasny-bootstrap/3.1.3/css/jasny-bootstrap.css">
<script src="//cdnjs.cloudflare.com/ajax/libs/jasny-bootstrap/3.1.3/js/jasny-bootstrap.js"></script>
<input class="form-control" id="txtEIN" type="text" data-mask="(+999)99-999999?9" />

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JSFiddle - React, Tailwind, and code Playground

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Join the 4+ million users, and keep the JSFiddle dream alive.

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Use pre-released features

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Console