JSFiddle - React, Tailwind, and code Playground

HTML

<ul id=anything>
    <li><a href="javascript:;" class="re-icon re-deleted"></a> Text</li>
    <li><a href="javascript:;" class="re-icon re-bold"></a> Text</li>
    <li><a href="javascript:;" class="re-icon re-italic"></a> Text</li>
    <li><a href="javascript:;" class="re-icon re-table"></a> Text</li>
</ul>

JavaScript

var arr = ['re-bold', 're-table'];
$('#anything a').each(function () {
    for (var i = 0, arrayLength = arr.length(); i < arrayLength; i++) {
        if ($(this).hasClass(arr[i])) {
            $(this).addClass('disabled');
        }
    }
});