23:07:35 Enable Cell Caching using MemoryGZip method<br />23:07:35 Create new PHPExcel object<br />23:07:35 Set properties<br />23:07:35 Add data<br />23:07:35 Hide 'Phone' and 'fax' columns<br />23:07:35 Set outline levels<br />23:07:35 Freeze panes<br />23:07:35 Rows to repeat at top<br />23:07:36 Write to Excel2007 format<br />23:07:37 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.4188 seconds<br />23:07:37 Current memory usage: 18 MB<br />23:07:37 Peak memory usage: 20.75 MB<br />23:07:37 Done writing file<br />File has been created in /home/factovizjh/legitrack_test/vendor/phpoffice/phpexcel/Examples<br />