19:58:17 Load from Excel2007 file<br />Call time to read Workbook was 0.0278 seconds<br />19:58:17 Current memory usage: 4 MB<br />19:58:17 Write to Excel2007 format<br />19:58:17 File written to 07reader.xlsx<br />Call time to write Workbook was 0.0161 seconds<br />19:58:17 Current memory usage: 6 MB<br />19:58:17 Peak memory usage: 6 MB<br />19:58:17 Done writing file<br />File has been created in /var/www/customs_rongma/vendor/phpoffice/phpexcel/Examples<br />