02:29:37 Enable Cell Caching using MemoryGZip method<br />02:29:37 Create new PHPExcel object<br />02:29:37 Set properties<br />02:29:37 Add data<br />02:29:38 Hide 'Phone' and 'fax' columns<br />02:29:38 Set outline levels<br />02:29:38 Freeze panes<br />02:29:38 Rows to repeat at top<br />02:29:38 Write to Excel2007 format<br />02:29:40 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 1.6092 seconds<br />02:29:40 Current memory usage: 16.75 MB<br />02:29:40 Peak memory usage: 19.5 MB<br />02:29:40 Done writing file<br />File has been created in /home/factovizjh/legitrack_test/vendor/phpoffice/phpexcel/Examples<br />