19:43:55 Load from Excel2007 file<br />Call time to read Workbook was 0.0189 seconds<br />19:43:55 Current memory usage: 2 MB<br />19:43:55 Write to Excel2007 format<br />19:43:55 File written to 07reader.xlsx<br />Call time to write Workbook was 0.0074 seconds<br />19:43:55 Current memory usage: 2 MB<br />19:43:55 Peak memory usage: 2 MB<br />19:43:55 Done writing file<br />File has been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples<br />