12:37:57 Enable Cell Caching using MemoryGZip method<br />12:37:57 Create new PHPExcel object<br />12:37:57 Set properties<br />12:37:57 Add data<br />12:37:57 Hide 'Phone' and 'fax' columns<br />12:37:57 Set outline levels<br />12:37:57 Freeze panes<br />12:37:57 Rows to repeat at top<br />12:37:59 Write to Excel2007 format<br />12:38:02 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.9454 seconds<br />12:38:02 Current memory usage: 14.75 MB<br />12:38:02 Peak memory usage: 17.5 MB<br />12:38:02 Done writing file<br />File has been created in /var/www/html/auditoria/vendor/phpoffice/phpexcel/Examples<br />