03:29:34 Create new PHPExcel object<br />03:29:34 Set document properties<br />03:29:34 Add some data<br />03:29:34 Rename worksheet<br />03:29:34 Write to Excel2007 format<br />03:29:34 File written to 01simple.xlsx<br />Call time to write Workbook was 0.0082 seconds<br />03:29:34 Current memory usage: 1.5 MB<br />03:29:34 Write to Excel5 format<br />03:29:35 File written to 01simple.xls<br />Call time to write Workbook was 0.1959 seconds<br />03:29:35 Current memory usage: 2 MB<br />03:29:35 Peak memory usage: 2 MB<br />03:29:35 Done writing files<br />Files have been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples<br />