01:19:48 Enable Cell Caching using MemoryGZip method
01:19:48 Create new PHPExcel object
01:19:48 Set properties
01:19:48 Add data
01:19:48 Hide 'Phone' and 'fax' columns
01:19:48 Set outline levels
01:19:48 Freeze panes
01:19:48 Rows to repeat at top
01:19:49 Write to Excel2007 format
01:19:52 File written to 06largescale-with-cellcaching.xlsx
Call time to write Workbook was 3.2481 seconds
01:19:52 Current memory usage: 27.75 MB
01:19:52 Peak memory usage: 30.75 MB
01:19:52 Done writing file
File has been created in /var/www/consumer-experience/www/vendor/phpoffice/phpexcel/Examples