00:07:27 Create new PHPExcel object
00:07:27 Set document properties
00:07:27 Add some data
00:07:27 Rename worksheet
00:07:27 Write to Excel2007 format
00:07:27 File written to 01simple.xlsx
Call time to write Workbook was 0.0085 seconds
00:07:27 Current memory usage: 1.5 MB
00:07:27 Write to Excel5 format
00:07:27 File written to 01simple.xls
Call time to write Workbook was 0.0084 seconds
00:07:27 Current memory usage: 2 MB
00:07:27 Peak memory usage: 2 MB
00:07:27 Done writing files
Files have been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples