10:50:09 Unable to set Cell Caching using SQLite method, reverting to memory<br />10:50:09 Create new PHPExcel object<br />10:50:09 Set properties<br />10:50:09 Add data<br />10:50:09 Hide 'Phone' and 'fax' columns<br />10:50:09 Set outline levels<br />10:50:09 Freeze panes<br />10:50:09 Rows to repeat at top<br />10:50:09 Write to Excel2007 format<br />10:50:10 File written to 06largescale-with-cellcaching-sqlite.xlsx<br />Call time to write Workbook was 1.2386 seconds<br />10:50:10 Current memory usage: 18 MB<br />10:50:10 Peak memory usage: 22 MB<br />10:50:10 Done writing file<br />File has been created in /var/www/billing.andrewpeng.net/vendor/turbo124/phpexcel/Examples<br />