02:37:37 Enable Cell Caching using MemoryGZip method<br />02:37:37 Create new PHPExcel object<br />02:37:37 Set properties<br />02:37:37 Add data<br />02:37:37 Hide 'Phone' and 'fax' columns<br />02:37:37 Set outline levels<br />02:37:37 Freeze panes<br />02:37:37 Rows to repeat at top<br />02:37:38 Write to Excel2007 format<br />02:37:39 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.4589 seconds<br />02:37:39 Current memory usage: 22 MB<br />02:37:39 Peak memory usage: 26 MB<br />02:37:39 Done writing file<br />File has been created in /home/app/htdocs/lidia/vendor/phpoffice/phpexcel/Examples<br />