08:32:25 Create new PHPExcel object
08:32:25 Set document properties
08:32:25 Add some data
08:32:25 Rename worksheet
08:32:25 Write to Excel2007 format
08:32:25 File written to 01simple.xlsx
Call time to write Workbook was 0.0084 seconds
08:32:25 Current memory usage: 1.5 MB
08:32:25 Write to Excel5 format
08:32:25 File written to 01simple.xls
Call time to write Workbook was 0.1346 seconds
08:32:25 Current memory usage: 2 MB
08:32:25 Peak memory usage: 2 MB
08:32:25 Done writing files
Files have been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples