09:25:48 Create new PHPExcel object
09:25:48 Set document properties
09:25:48 Add some data
09:25:48 Rename worksheet
09:25:48 Write to Excel2007 format
09:25:48 File written to 01simple.xlsx
Call time to write Workbook was 0.0019 seconds
09:25:48 Current memory usage: 1.5 MB
09:25:48 Write to Excel5 format
09:25:48 File written to 01simple.xls
Call time to write Workbook was 0.0018 seconds
09:25:48 Current memory usage: 2 MB
09:25:48 Peak memory usage: 2 MB
09:25:48 Done writing files
Files have been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples