22:06:52 Create new PHPExcel object
22:06:52 Set document properties
22:06:52 Add some data
22:06:52 Add comments
22:06:52 Add rich-text string
22:06:52 Merge cells
22:06:52 Protect cells
22:06:52 Set cell number formats
22:06:52 Set column widths
22:06:52 Set fonts
22:06:52 Set alignments
22:06:52 Set thin black border outline around column
22:06:52 Set thick brown border outline around Total
22:06:52 Set fills
22:06:52 Set style for header row using alternative method
22:06:52 Unprotect a cell
22:06:52 Add a hyperlink to an external website
22:06:52 Add a hyperlink to another cell on a different worksheet within the workbook
22:06:52 Add a drawing to the worksheet
22:06:52 Add a drawing to the worksheet
22:06:52 Add a drawing to the worksheet
22:06:52 Play around with inserting and removing rows and columns
22:06:52 Set header/footer
22:06:52 Set page orientation and size
22:06:52 Rename first worksheet
22:06:52 Create a second Worksheet object
22:06:52 Add some data
22:06:52 Set the worksheet tab color
22:06:52 Set alignments
22:06:52 Set column widths
22:06:52 Set fonts
22:06:52 Add a drawing to the worksheet
22:06:52 Set page orientation and size
22:06:52 Rename second worksheet
22:06:52 Write to CSV format
22:06:52 File written to 16csv.csv
Call time to write Workbook was 0.0153 seconds
22:06:52 Current memory usage: 5.75 MB
22:06:52 Read from CSV format
Call time to reload Workbook was 0.0084 seconds
22:06:52 Current memory usage: 6 MB
22:06:52 Write to Excel2007 format
22:06:52 File written to 16csv.xlsx
Call time to write Workbook was 0.0240 seconds
22:06:52 Current memory usage: 8 MB
22:06:52 Write to CSV format
22:06:52 File written to 16csv_excel.csv
Call time to write Workbook was 0.0013 seconds
22:06:52 Current memory usage: 8 MB
22:06:52 Peak memory usage: 8 MB
22:06:52 Done writing files
Files have been created in /var/www/html/vendor/phpoffice/phpexcel/Examples