20:35:40 Enable Cell Caching using MemoryGZip method<br />20:35:40 Create new PHPExcel object<br />20:35:40 Set properties<br />20:35:40 Add data<br />20:35:40 Hide 'Phone' and 'fax' columns<br />20:35:40 Set outline levels<br />20:35:40 Freeze panes<br />20:35:40 Rows to repeat at top<br />20:35:42 Write to Excel2007 format<br />20:35:44 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.0667 seconds<br />20:35:44 Current memory usage: 19.5 MB<br />20:35:44 Peak memory usage: 22.25 MB<br />20:35:44 Done writing file<br />File has been created in D:\whospost\dv\vendor\phpoffice\phpexcel\Examples<br />