01:37:51 Enable Cell Caching using MemoryGZip method<br />01:37:51 Create new PHPExcel object<br />01:37:51 Set properties<br />01:37:51 Add data<br />01:37:51 Hide 'Phone' and 'fax' columns<br />01:37:51 Set outline levels<br />01:37:51 Freeze panes<br />01:37:51 Rows to repeat at top<br />01:37:54 Write to Excel2007 format<br />01:37:58 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 4.1362 seconds<br />01:37:58 Current memory usage: 28.5 MB<br />01:37:58 Peak memory usage: 31.25 MB<br />01:37:58 Done writing file<br />File has been created in /home/imfmm/public_html/vendor/phpoffice/phpexcel/Examples<br />