DataTables

<?php
require_once "MyReport.php";

$report = new MyReport;
$report->run()->render();

<?php
//Step 1: Load KoolReport
require_once "../../../load.koolreport.php";

//Step 2: Creating Report class
class MyReport extends \koolreport\KoolReport
{
    function settings()
    {
        return array(
            "dataSources"=>array(
                "automaker"=>array(
                    "connectionString"=>"mysql:host=localhost;dbname=automaker",
                    "username"=>"root",
                    "password"=>"",
                    "charset"=>"utf8"
                ),
            )
        ); 
    } 
    protected function setup()
    {
        $this->src('automaker')
        ->query("SELECT employeeNumber, firstName as `Name-First`,lastName as `Name-Last`,jobTitle, extension from employees")
        ->pipe($this->dataStore("employees"));
    } 

}

<?php
    use \koolreport\datagrid\DataTables;
?>
<div class="report-content">
    <div class="text-center">
        <h1>DataTables</h1>
        <p class="lead">
        How to use complex headers in DataTables
        </p>
    </div>
    
    <?php
    DataTables::create(array(
        "dataSource"=>$this->dataStore("employees"),
        "complexHeaders" => true,
        "headerSeparator" => "-",
        "themeBase"=>"bs4", // Optional option to work with Bootsrap 4
        "cssClass"=>array(
            "table"=>"table table-striped table-bordered"
        )
    ));
    ?>
</div>