JSFiddle - React, Tailwind, and code Playground
HTML
<div>
<span class="A"></span>6
<span class="B"></span>8
<span class="C"></span>3
<span class="D"></span>9
</div>
<div id="BD"></div>
JavaScript
var a = $("div").contents().filter(function() {
return this.nodeType == 3;
}).text();
$("#BD").text(a);