19:50:49 Load from Excel2007 file<br />Call time to read Workbook was 0.0254 seconds<br />19:50:49 Current memory usage: 4 MB<br />19:50:49 Write to Excel2007 format<br />19:50:49 File written to 07reader.xlsx<br />Call time to write Workbook was 0.0152 seconds<br />19:50:49 Current memory usage: 6 MB<br />19:50:49 Peak memory usage: 6 MB<br />19:50:49 Done writing file<br />File has been created in /var/www/customs_yiao/vendor/phpoffice/phpexcel/Examples<br />