JSFiddle - React, Tailwind, and code Playground

HTML

<input type=text name=v1><br>
<input type=text name=v2><br>
<input type=text name=v3><br>
<input type=text name=v4><br>
<input type=text name=v5>

JavaScript

$( "input[type=text]" ).on("keyup", function() {
  var o=$(this);
  o.val(o.val().replace(/[^\d]/g,""));
});