15:51:51 Enable Cell Caching using MemoryGZip method
15:51:51 Create new PHPExcel object
15:51:51 Set properties
15:51:51 Add data
15:51:51 Hide 'Phone' and 'fax' columns
15:51:51 Set outline levels
15:51:51 Freeze panes
15:51:51 Rows to repeat at top
15:51:54 Write to Excel2007 format
15:51:57 File written to 06largescale-with-cellcaching.xlsx
Call time to write Workbook was 3.7865 seconds
15:51:57 Current memory usage: 27 MB
15:51:57 Peak memory usage: 30.25 MB
15:51:57 Done writing file
File has been created in /var/www/html/onswitch.neon/vendor/phpoffice/phpexcel/Examples