JSFiddle - React, Tailwind, and code Playground

HTML

<form>
      <ul id="my_ul">
             <li><input type="text" value="a" /></li>
             <li><input type="text"  value="s" /></li>
             <li><input type="text" value="d" /></li>
       </ul>
</form>
        
<div id="disable_btn">disable some input</div>
<div id="see_values">see values</div>

JavaScript

$(document).ready( function () {  

        $("#disable_btn").on("click", function () {
            $("#my_ul li:eq(0) input").prop("disabled", true);
        });


        $("#see_values").on("click", function () {
            $("#my_ul li").each ( function () {
                if (1==1/*if this input is not disabled*/) {
                    alert ( $(this).find("input").val()  );
                }
                
            });
            
        });

});