อยากเอา text file มาสร้างเป็นตารางใน excel ครับต้องทำยังไง

<?php
require_once 'ClassExcel/PHPExcel.php';
include 'ClassExcel/PHPExcel/IOFactory.php';
include 'ClassExcel/PHPExcel/Writer/Excel2007.php';
$excel=new PHPExcel();
$excel->getProperties()->setCreator("Chaidhanan Pisalsenadhanachote");
$excel->getProperties()->setLastModifiedBy("Chaidhanan Pisalsenadhanachote");
$excel->getProperties()->setTitle("TextFile2XLSX");
$excel->getProperties()->setSubject("TextFile");
$excel->getProperties()->setDescription("Test convert TEXT File to Office 2007 XLSX, generated using PHPExcel classes.");
////////////////////////////////////////////////////////////////////////////////
$excel->setActiveSheetIndex(0);
////////////////////////////////////////////////////////////////////////////////
$ln=1;
$excel->getActiveSheet()->SetCellValue('A'.$ln, 'Sample');
$excel->getActiveSheet()->SetCellValue('B'.$ln, 'ID');
$excel->getActiveSheet()->SetCellValue('C'.$ln, 'Conc');
$excel->getActiveSheet()->SetCellValue('D'.$ln, '%RSC');
$excel->getActiveSheet()->SetCellValue('E'.$ln, 'ABS1');
$excel->getActiveSheet()->SetCellValue('F'.$ln, 'ABS2');
$excel->getActiveSheet()->SetCellValue('G'.$ln, 'ABS3');
$excel->getActiveSheet()->SetCellValue('H'.$ln, 'ABS4');
////////////////////////////////////////////////////////////////////////////////
$ln=2;
$eng=array(
'A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z',
'AA','AB','AC','AD','AE','AF','AG','AH','AI','AJ','AK','AL','AM','AN','AO','AP','AQ','AR','AS','AT','AU','AV','AW','AX','AY','AZ'
);
$fl=file('text.txt');
foreach( $fl as $k=>$txt){
	$ar_txt = explode(' ', $txt);
	$j=0;
	foreach($ar_txt as $k1=>$vl){
		$excel->getActiveSheet()->SetCellValue($eng[j].$ln, $vl); $j++;
	}
	$ln++;
}
/////////////////////////////////////////////////////////////////////////////////
$excel->getActiveSheet()->setTitle('TEST');

$fileName = 'test_'.date('YmdHis').'.xlsx';  
$objWriter = new PHPExcel_Writer_Excel2007($excel);
$objWriter->save($fileName);

header('Content-Description: File Transfer');
header('Content-Disposition: attachment; filename=' . $fileName );
header('Content-Length: ' . filesize($fileName));
header('Content-Transfer-Encoding: binary');
ob_clean(); 
flush(); 
readfile($fileName);
unlink($fileName);
?>