23:45:16 Enable Cell Caching using MemoryGZip method<br />23:45:16 Create new PHPExcel object<br />23:45:16 Set properties<br />23:45:16 Add data<br />23:45:16 Hide 'Phone' and 'fax' columns<br />23:45:16 Set outline levels<br />23:45:16 Freeze panes<br />23:45:16 Rows to repeat at top<br />23:45:19 Write to Excel2007 format<br />23:45:23 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 3.4175 seconds<br />23:45:23 Current memory usage: 19.25 MB<br />23:45:23 Peak memory usage: 22 MB<br />23:45:23 Done writing file<br />File has been created in C:\xampp\htdocs\oa\vendor\phpoffice\phpexcel\Examples<br />