10:23:11 Enable Cell Caching using MemoryGZip method
10:23:11 Create new PHPExcel object
10:23:11 Set properties
10:23:11 Add data
10:23:11 Hide 'Phone' and 'fax' columns
10:23:11 Set outline levels
10:23:11 Freeze panes
10:23:11 Rows to repeat at top
10:23:11 Write to Excel2007 format
10:23:12 File written to 06largescale-with-cellcaching.xlsx
Call time to write Workbook was 1.1224 seconds
10:23:12 Current memory usage: 24 MB
10:23:12 Peak memory usage: 28 MB
10:23:12 Done writing file
File has been created in /home/icitaqp/public_html/vendor/phpoffice/phpexcel/Examples