JSFiddle - React, Tailwind, and code Playground

HTML

<table><tr><td>hello</td>
       <td><input type="text" value="0" onkeypress="GetValue(this);" /></td>
       <td><input type="text" value="15"  /></td>
       </tr>
 </table>

JavaScript

function GetValue(that) {
    var val = $(that).parent().next().find("input").val();
    alert(val);
}