สร้าง excel จาก PHP

<?php
 
/* PHPExcel_IOFactory - Reader */
include 'PHPOffice/PHPExcel/Classes/PHPExcel.php';
 
$objPHPExcel = new PHPExcel();
 
/* Set default style */
$defaultStyle = $objPHPExcel->getDefaultStyle();
 
$defaultStyle->getFont()
    ->setName('Arial')
    ->setSize(11);
 
$defaultStyle->getNumberFormat()
    ->setFormatCode('yyyy-mm-dd');
 
/* Set document properties */
$title = 'Exports_Datas_' . date('Y-m-d_H:i');
$objPHPExcel->getProperties()->setCreator('Pitt Phunsanit')
    ->setCategory('Exports Datas')
    ->setDescription($title)
    ->setKeywords('Exports Datas ' . date('Y-m-d'))
    ->setSubject($title)
    ->setTitle($title);
 
/* create new sheet */
$objWorkSheet = $objPHPExcel->getActiveSheet();
$objWorkSheet->setTitle('Exports Datas');
 
for ($rowNo = 1; $rowNo < 10; $rowNo++) {
    for ($colNo = 0; $colNo < 5; $colNo++) {
 
        $colString = PHPExcel_Cell::stringFromColumnIndex($colNo);
 
        $coordinate = $colString . $rowNo;
 
        $objWorkSheet->setCellValue($coordinate, 'Add Data To '.$coordinate);
    }
}
 
$objWriter =PHPExcel_IOFactory::createWriter($objPHPExcel, 'Excel2007');
header('Content-Type: application/vnd.ms-excel');
header('Content-Disposition: attachment;filename="' . $title . '.xlsx"');
header('Cache-Control: max-age=0');
header('Cache-Control: no-store, no-cache, must-revalidate, max-age=0');
header('Cache-Control: post-check=0, pre-check=0', false);
header('Pragma: no-cache');
$objWriter->save('php://output');