21:38:32 Enable Cell Caching using MemoryGZip method
21:38:32 Create new PHPExcel object
21:38:32 Set properties
21:38:32 Add data
21:38:32 Hide 'Phone' and 'fax' columns
21:38:32 Set outline levels
21:38:32 Freeze panes
21:38:32 Rows to repeat at top
21:38:32 Write to Excel2007 format
21:38:34 File written to 06largescale-with-cellcaching.xlsx
Call time to write Workbook was 1.3666 seconds
21:38:34 Current memory usage: 24 MB
21:38:34 Peak memory usage: 28 MB
21:38:34 Done writing file
File has been created in /var/www/html/backup_20221122/admin/vendor/phpoffice/phpexcel/Examples