19:38:20 Enable Cell Caching using MemoryGZip method<br />19:38:20 Create new PHPExcel object<br />19:38:20 Set properties<br />19:38:20 Add data<br />19:38:20 Hide 'Phone' and 'fax' columns<br />19:38:20 Set outline levels<br />19:38:20 Freeze panes<br />19:38:20 Rows to repeat at top<br />19:38:20 Write to Excel2007 format<br />19:38:22 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.3715 seconds<br />19:38:22 Current memory usage: 28 MB<br />19:38:22 Peak memory usage: 31 MB<br />19:38:22 Done writing file<br />File has been created in /mnt/external-drives/mb-oracle-bv3/html-produccion/controldehoras/mbinv/vendor/phpoffice/phpexcel/Examples<br />