11:31:14 Enable Cell Caching using MemoryGZip method
11:31:14 Create new PHPExcel object
11:31:14 Set properties
11:31:14 Add data
11:31:14 Hide 'Phone' and 'fax' columns
11:31:14 Set outline levels
11:31:14 Freeze panes
11:31:14 Rows to repeat at top
11:31:15 Write to Excel2007 format
11:31:18 File written to 06largescale-with-cellcaching.xlsx
Call time to write Workbook was 2.8534 seconds
11:31:18 Current memory usage: 24 MB
11:31:18 Peak memory usage: 28 MB
11:31:18 Done writing file
File has been created in /home/ykcomq5/hrm.ykcs.net/vendor/phpoffice/phpexcel/Examples