JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container"></div>

JavaScript

var text = ["20 cust", "No Cust", "30 Cust", "80 cust", "50 cust"];

var text2 = '<table border="1px solid black" style="border-collapse: collapse;">';
text2 += '<tr><th style="border:1px solid black;border-collapse: collapse;">' + "FirstName" + "LastName" + "Age" + '</th></tr>';
for (i = 0; i < text.length; i++)
{
    
       text2 += '<tr><td style="border:1px solid black;border-collapse: collapse;">'+text[0]+ text[1] + text[2] +'</td></tr>';
    
}
text2 += '</table>';
console.log(text2);
var div = document.getElementById('container');
div.innerHTML = div.innerHTML + text2;