23:25:15 Enable Cell Caching using MemoryGZip method
23:25:15 Create new PHPExcel object
23:25:15 Set properties
23:25:15 Add data
23:25:15 Hide 'Phone' and 'fax' columns
23:25:15 Set outline levels
23:25:15 Freeze panes
23:25:15 Rows to repeat at top
23:25:17 Write to Excel2007 format
23:25:21 File written to 06largescale-with-cellcaching.xlsx
Call time to write Workbook was 4.0207 seconds
23:25:21 Current memory usage: 24 MB
23:25:21 Peak memory usage: 27 MB
23:25:21 Done writing file
File has been created in /var/www/html/onswitch.neon/vendor/phpoffice/phpexcel/Examples