10:58:26 Enable Cell Caching using MemoryGZip method<br />10:58:26 Create new PHPExcel object<br />10:58:26 Set properties<br />10:58:26 Add data<br />10:58:26 Hide 'Phone' and 'fax' columns<br />10:58:26 Set outline levels<br />10:58:26 Freeze panes<br />10:58:26 Rows to repeat at top<br />10:58:27 Write to Excel2007 format<br />10:58:29 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.7216 seconds<br />10:58:29 Current memory usage: 26 MB<br />10:58:29 Peak memory usage: 30 MB<br />10:58:29 Done writing file<br />File has been created in /home/rrhhutem/public_html/let-4f/vendor/phpoffice/phpexcel/Examples<br />