18:56:07 Enable Cell Caching using MemoryGZip method
18:56:07 Create new PHPExcel object
18:56:07 Set properties
18:56:07 Add data
18:56:07 Hide 'Phone' and 'fax' columns
18:56:07 Set outline levels
18:56:07 Freeze panes
18:56:07 Rows to repeat at top
18:56:08 Write to Excel2007 format
18:56:10 File written to 06largescale-with-cellcaching.xlsx
Call time to write Workbook was 2.2210 seconds
18:56:10 Current memory usage: 18 MB
18:56:10 Peak memory usage: 24 MB
18:56:10 Done writing file
File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples