05:27:29 Enable Cell Caching using MemoryGZip method
05:27:29 Create new PHPExcel object
05:27:29 Set properties
05:27:29 Add data
05:27:29 Hide 'Phone' and 'fax' columns
05:27:29 Set outline levels
05:27:29 Freeze panes
05:27:29 Rows to repeat at top
05:27:31 Write to Excel2007 format
05:27:34 File written to 06largescale-with-cellcaching.xlsx
Call time to write Workbook was 3.5448 seconds
05:27:34 Current memory usage: 23.75 MB
05:27:34 Peak memory usage: 26.75 MB
05:27:34 Done writing file
File has been created in /var/www/html/onswitch.neon/vendor/phpoffice/phpexcel/Examples