12:40:12 Enable Cell Caching using MemoryGZip method<br />12:40:12 Create new PHPExcel object<br />12:40:12 Set properties<br />12:40:12 Add data<br />12:40:12 Hide 'Phone' and 'fax' columns<br />12:40:12 Set outline levels<br />12:40:12 Freeze panes<br />12:40:12 Rows to repeat at top<br />12:40:16 Write to Excel2007 format<br />12:40:19 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.3450 seconds<br />12:40:19 Current memory usage: 26.75 MB<br />12:40:19 Peak memory usage: 30 MB<br />12:40:19 Done writing file<br />File has been created in /usr/local/apache/htdocs/FrancoGuanactolay/minas/vendor/phpoffice/phpexcel/Examples<br />