JSFiddle - React, Tailwind, and code Playground

HTML

<input type="text" id="search" placeholder="Type to search">
<table id="table">
   <tr>
      <td>3123124</td>
      <td>438785345</td>
   </tr>
   <tr>
      <td>123131234</td>
      <td>31234144</td>
   </tr>
   <tr>
      <td>8909808</td>
      <td>8709090980</td>
   </tr>
</table>

CSS

body {padding: 20px;}
input {margin-bottom: 5px; padding: 2px 3px; width: 209px;}
td {padding: 4px; border: 1px #CCC solid; width: 100px;}

JavaScript

var $rows = $('#table tr');
$('#search').keyup(function() {
    
     var reg = RegExp("^[0-9]+$"), text;
    
    $rows.show().filter(function() {
        text = $(this).val();
        return !reg.isMatch(text);
    }).hide();
});