03:42:07 Enable Cell Caching using MemoryGZip method
03:42:07 Create new PHPExcel object
03:42:07 Set properties
03:42:07 Add data
03:42:07 Hide 'Phone' and 'fax' columns
03:42:07 Set outline levels
03:42:07 Freeze panes
03:42:07 Rows to repeat at top
03:42:10 Write to Excel2007 format
03:42:12 File written to 06largescale-with-cellcaching.xlsx
Call time to write Workbook was 2.0397 seconds
03:42:12 Current memory usage: 27 MB
03:42:12 Peak memory usage: 29.75 MB
03:42:12 Done writing file
File has been created in /home/glink/haiphams3.glinkdeployments.com/exams/vendor/phpoffice/phpexcel/Examples