14:19:36 Enable Cell Caching using MemoryGZip method<br />14:19:36 Create new PHPExcel object<br />14:19:36 Set properties<br />14:19:36 Add data<br />14:19:36 Hide 'Phone' and 'fax' columns<br />14:19:36 Set outline levels<br />14:19:36 Freeze panes<br />14:19:36 Rows to repeat at top<br />14:19:37 Write to Excel2007 format<br />14:19:39 File written to 06largescale-with-cellcaching.xlsx<br />Call time to write Workbook was 2.1809 seconds<br />14:19:39 Current memory usage: 22 MB<br />14:19:39 Peak memory usage: 28 MB<br />14:19:39 Done writing file<br />File has been created in D:\dev\sklad\vendor\phpoffice\phpexcel\Examples<br />