16:16:47 Load from Excel2007 file<br />Call time to read Workbook was 0.0361 seconds<br />16:16:47 Current memory usage: 4 MB<br />16:16:47 Write to Excel2007 format<br />16:16:47 File written to 07reader.xlsx<br />Call time to write Workbook was 0.0165 seconds<br />16:16:47 Current memory usage: 6 MB<br />16:16:47 Peak memory usage: 6 MB<br />16:16:47 Done writing file<br />File has been created in /var/www/chart_maker/vendor/phpoffice/phpexcel/Examples<br />