00:07:27 Load from Excel2007 file
Call time to read Workbook was 0.0195 seconds
00:07:27 Current memory usage: 2 MB
00:07:27 Write to Excel2007 format
00:07:27 File written to 07reader.xlsx
Call time to write Workbook was 0.0071 seconds
00:07:27 Current memory usage: 2 MB
00:07:27 Peak memory usage: 2 MB
00:07:27 Done writing file
File has been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples