10:20:56 Enable Cell Caching using MemoryGZip method
10:20:56 Create new PHPExcel object
10:20:56 Set properties
10:20:56 Add data
10:20:56 Hide 'Phone' and 'fax' columns
10:20:56 Set outline levels
10:20:56 Freeze panes
10:20:56 Rows to repeat at top
10:20:59 Write to Excel2007 format
10:21:00 File written to 06largescale-with-cellcaching.xlsx
Call time to write Workbook was 1.2732 seconds
10:21:00 Current memory usage: 22 MB
10:21:00 Peak memory usage: 26 MB
10:21:00 Done writing file
File has been created in /home/imevent/public_html/backup/vendor/phpoffice/phpexcel/Examples