02:46:57 Create new PHPExcel object
02:46:57 Set document properties
02:46:57 Add some data
02:46:57 Rename worksheet
02:46:57 Write to Excel2007 format
02:46:57 File written to 01simple.xlsx
Call time to write Workbook was 0.0060 seconds
02:46:57 Current memory usage: 1.5 MB
02:46:57 Write to Excel5 format
02:46:57 File written to 01simple.xls
Call time to write Workbook was 0.0073 seconds
02:46:57 Current memory usage: 2 MB
02:46:57 Peak memory usage: 2 MB
02:46:57 Done writing files
Files have been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples