02:20:21 Load from Excel2007 file
Call time to read Workbook was 0.0137 seconds
02:20:21 Current memory usage: 2 MB
02:20:21 Write to Excel2007 format
02:20:21 File written to 07reader.xlsx
Call time to write Workbook was 0.0074 seconds
02:20:21 Current memory usage: 2 MB
02:20:21 Peak memory usage: 2 MB
02:20:21 Done writing file
File has been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples