11:35:03 Enable Cell Caching using MemoryGZip method
11:35:03 Create new PHPExcel object
11:35:03 Set properties
11:35:03 Add data
11:35:03 Hide 'Phone' and 'fax' columns
11:35:03 Set outline levels
11:35:03 Freeze panes
11:35:03 Rows to repeat at top
11:35:04 Write to Excel2007 format
11:35:08 File written to 06largescale-with-cellcaching.xlsx
Call time to write Workbook was 3.9193 seconds
11:35:08 Current memory usage: 28.75 MB
11:35:08 Peak memory usage: 31.5 MB
11:35:08 Done writing file
File has been created in D:\wwwroot\stu91\vendor\phpoffice\phpexcel\Examples