13:02:43 Enable Cell Caching using MemoryGZip method
13:02:43 Create new PHPExcel object
13:02:43 Set properties
13:02:43 Add data
13:02:43 Hide 'Phone' and 'fax' columns
13:02:43 Set outline levels
13:02:43 Freeze panes
13:02:43 Rows to repeat at top
13:02:44 Write to Excel2007 format
13:02:46 File written to 06largescale-with-cellcaching.xlsx
Call time to write Workbook was 2.2741 seconds
13:02:46 Current memory usage: 20 MB
13:02:46 Peak memory usage: 26 MB
13:02:46 Done writing file
File has been created in D:\dev\sklad\vendor\phpoffice\phpexcel\Examples