03:37:14 Enable Cell Caching using MemoryGZip method<br />03:37:14 Create new PHPExcel object<br />03:37:14 Set properties<br />03:37:14 Add data<br />03:37:14 Hide 'Phone' and 'fax' columns<br />03:37:14 Set outline levels<br />03:37:14 Freeze panes<br />03:37:14 Rows to repeat at top<br />03:37:16 Write to Excel2007 format<br />03:37:19 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.8057 seconds<br />03:37:19 Current memory usage: 20 MB<br />03:37:19 Peak memory usage: 26 MB<br />03:37:19 Done writing file<br />File has been created in /home/acadtutor/edu.acadtutor.ru/vendor/phpoffice/phpexcel/Examples<br />