01:08:15 Enable Cell Caching using MemoryGZip method
01:08:15 Create new PHPExcel object
01:08:15 Set properties
01:08:15 Add data
01:08:15 Hide 'Phone' and 'fax' columns
01:08:15 Set outline levels
01:08:15 Freeze panes
01:08:15 Rows to repeat at top
01:08:17 Write to Excel2007 format
01:08:20 File written to 06largescale-with-cellcaching.xlsx
Call time to write Workbook was 2.1160 seconds
01:08:20 Current memory usage: 27 MB
01:08:20 Peak memory usage: 29.75 MB
01:08:20 Done writing file
File has been created in /home/glink/haiphams3.glinkdeployments.com/exams/vendor/phpoffice/phpexcel/Examples