23:11:16 Load from Excel2007 file
Call time to read Workbook was 0.0142 seconds
23:11:16 Current memory usage: 2 MB
23:11:16 Write to Excel2007 format
23:11:16 File written to 07reader.xlsx
Call time to write Workbook was 0.0073 seconds
23:11:16 Current memory usage: 2 MB
23:11:16 Peak memory usage: 2 MB
23:11:16 Done writing file
File has been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples