JSFiddle - React, Tailwind, and code Playground

HTML

<tr><td><input type="hidden" class="p" name="it" value="1"/></td></tr>

<tr><td><input type="hidden" class="q" name="it" value="1"/></td></tr>
<tr><td><input type="hidden" class="q" name="it" value="2"/></td></tr>

JavaScript

alert("Number (.p): " + $(".p").size());
$(".p").each(function(i){
    alert($('.p')[i].value);
});
alert("Number (.q): " + $(".q").size());
$(".q").each(function(i){
    alert($('.q')[i].value);
});