JSFiddle - React, Tailwind, and code Playground

HTML

<table>
<tr>
<th>Type</th>
<th>Text</th>
<th>Time</th>
<th>Notification Time</th>
</tr>
<tr>
<td>Lab1</td>
<td>Some Text</td>
<td>Day of Week</td>
<td>Monday, Wednessday</td>
</tr>
<tr>
<td>Lab2</td>
<td>Some Text</td>
<td>Day of Week</td>
<td>Tuesday, Wednessday</td>
</tr>
</table>

JavaScript

var tdCollection = $("table").find("td");
var array = [];
$.each(tdCollection, function(key, el){    
     array.push($(el).text());     
});
console.log(array);