20:48:37 Enable Cell Caching using MemoryGZip method
20:48:37 Create new PHPExcel object
20:48:37 Set properties
20:48:37 Add data
20:48:37 Hide 'Phone' and 'fax' columns
20:48:37 Set outline levels
20:48:37 Freeze panes
20:48:37 Rows to repeat at top
20:48:38 Write to Excel2007 format
20:48:40 File written to 06largescale-with-cellcaching.xlsx
Call time to write Workbook was 2.3113 seconds
20:48:40 Current memory usage: 2 MB
20:48:40 Peak memory usage: 2 MB
20:48:40 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples