15:47:01 Create new PHPExcel object
15:47:01 Set properties
15:47:01 Add data
15:47:01 Hide 'Phone' and 'fax' columns
15:47:01 Set outline levels
15:47:01 Freeze panes
15:47:01 Rows to repeat at top
15:47:03 Write to Excel2007 format
15:47:07 File written to 06largescale.xlsx
Call time to write Workbook was 4.3705 seconds
15:47:07 Current memory usage: 29 MB
15:47:07 Peak memory usage: 32.5 MB
15:47:07 Done writing file
File has been created in /var/www/html/onswitch.neon/vendor/phpoffice/phpexcel/Examples