JSFiddle - React, Tailwind, and code Playground

CSS

td { border: 1px solid gray; padding: 3px; color: gray; }

JavaScript

var $table = $('<table />');    

for (var i = 0; i < 30; i++) {
    var $row = $('<tr />');

    for (var j=0;j<60;j++) { 
        var $td =($('<td />', {
            id: i + '_' + j,
            bgcolor: '#0000ff',
            text: i
        }));
        $row.append($td);      
    }
    
    $table.append($row);
}


$('body').append($table);