10:07:24 Enable Cell Caching using MemoryGZip method<br />10:07:24 Create new PHPExcel object<br />10:07:24 Set properties<br />10:07:24 Add data<br />10:07:24 Hide 'Phone' and 'fax' columns<br />10:07:24 Set outline levels<br />10:07:24 Freeze panes<br />10:07:24 Rows to repeat at top<br />10:07:27 Write to Excel2007 format<br />10:07:30 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.8753 seconds<br />10:07:30 Current memory usage: 28.5 MB<br />10:07:30 Peak memory usage: 31.5 MB<br />10:07:30 Done writing file<br />File has been created in /home/imfmm/public_html/application/formation-professionnelle/vendor/phpoffice/phpexcel/Examples<br />