JSFiddle - React, Tailwind, and code Playground

HTML

<p id="address">Address:<var>Test Street 999 2324233</var></p>
<p id="telephone">Telephone:<var>+1 0000009</var></p>
<p id="mobile">Mobile:<var>+1 0000009</var></p>
<p id="email">E-mail:<var>info@example</var></p>
<p id="webpage">Web Page:<var>www.example.com</var></p>

JavaScript

var data = {
    address: "500 Smith Street",
    telephone: "+61 02 66666666",
    email: "fred.smith@smith.com"
};

$('var').parent('p').hide();
for (var k in data) {
    $('#' + k).toggle(!!data[k]).find('var').text(data[k]);
}