17:45:27 Enable Cell Caching using MemoryGZip method
17:45:27 Create new PHPExcel object
17:45:27 Set properties
17:45:27 Add data
17:45:27 Hide 'Phone' and 'fax' columns
17:45:27 Set outline levels
17:45:27 Freeze panes
17:45:27 Rows to repeat at top
17:45:28 Write to Excel2007 format
17:45:31 File written to 06largescale-with-cellcaching.xlsx
Call time to write Workbook was 2.2677 seconds
17:45:31 Current memory usage: 20 MB
17:45:31 Peak memory usage: 26 MB
17:45:31 Done writing file
File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples