19:20:57 Create new PHPExcel object<br />19:20:57 Set document properties<br />19:20:57 Add some data<br />19:20:57 Write to Excel2007 format<br />19:20:57 File written to 23sharedstyles.xlsx<br />Call time to write Workbook was 0.0258 seconds<br />19:20:57 Current memory usage: 3.5 MB<br />19:20:57 Write to Excel5 format<br />19:20:57 File written to 23sharedstyles.xls<br />Call time to write Workbook was 0.0388 seconds<br />19:20:57 Current memory usage: 4 MB<br />19:20:57 Peak memory usage: 4 MB<br />19:20:57 Done writing file<br />File has been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples<br />