10:00:14 Enable Cell Caching using MemoryGZip method<br />10:00:14 Create new PHPExcel object<br />10:00:14 Set properties<br />10:00:14 Add data<br />10:00:14 Hide 'Phone' and 'fax' columns<br />10:00:14 Set outline levels<br />10:00:14 Freeze panes<br />10:00:14 Rows to repeat at top<br />10:00:15 Write to Excel2007 format<br />10:00:16 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.3565 seconds<br />10:00:16 Current memory usage: 28.5 MB<br />10:00:16 Peak memory usage: 31.25 MB<br />10:00:16 Done writing file<br />File has been created in /mnt/external-drives/mb-oracle-bv3/html-produccion/sainsa/mbinv/vendor/phpoffice/phpexcel/Examples<br />