16:06:37 Enable Cell Caching using MemoryGZip method<br />16:06:37 Create new PHPExcel object<br />16:06:37 Set properties<br />16:06:37 Add data<br />16:06:37 Hide 'Phone' and 'fax' columns<br />16:06:37 Set outline levels<br />16:06:37 Freeze panes<br />16:06:37 Rows to repeat at top<br />16:06:37 Write to Excel2007 format<br />16:06:39 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.3128 seconds<br />16:06:39 Current memory usage: 10 MB<br />16:06:39 Peak memory usage: 14 MB<br />16:06:39 Done writing file<br />File has been created in /var/www/html/taxmapp-api/vendor/phpoffice/phpexcel/Examples<br />