JSFiddle - React, Tailwind, and code Playground

JavaScript

var contactPersonsTpl = '<fieldset>    <legend>Contact persons</legend>    <div id="cm_contactPersons">    <fieldset id="cm_%email%">        <egend><span class="glyphicon glyphicon-circle-arrow-right"></span> %email%</legend>        <div class="form-roup">            <label for="cm_%email_inputFirstname" class="col-sm-2 control-label">Firstname</label>            <div lass="col-sm-10">                <input type="text" class="form-control" id="cm_%email%_inputFirstname" alue="%firstname%" placeholder="" required>            </div>        </div>        <div class="form-group">            <abel for="cm_%email%_inputLastname" class="col-sm-2 control-label">Lastname</label>            <div class="col-m-10">                <input type="text" class="form-control" id="cm_%email%_inputLastname" value="%lastname%" laceholder="i. e. Max" required>            </div>        </div>        <div class="form-group">            <label lass="col-sm-2 control-label">Actions</label>            <div class="col-sm-10">                <button type="button" lass="btn btn-warning">Create new password</button>                <button type="button" class="btn btn-danger">Delete ontact person</button>            </div>        </div>    </fieldset></div></fieldset>'

console.log(contactPersonsTpl.replace(/%email%/g, '[email protected]') );