15:01:29 Load from Excel2007 file<br />Call time to read Workbook was 0.0196 seconds<br />15:01:29 Current memory usage: 2 MB<br />15:01:29 Write to Excel2007 format<br />15:01:29 File written to 07reader.xlsx<br />Call time to write Workbook was 0.0076 seconds<br />15:01:29 Current memory usage: 2 MB<br />15:01:29 Peak memory usage: 2 MB<br />15:01:29 Done writing file<br />File has been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples<br />