13:02:23 Create new PHPExcel object
13:02:23 Set document properties
13:02:23 Add some data
13:02:23 Add comments
13:02:23 Add rich-text string
13:02:23 Merge cells
13:02:23 Protect cells
13:02:23 Set cell number formats
13:02:23 Set column widths
13:02:23 Set fonts
13:02:23 Set alignments
13:02:23 Set thin black border outline around column
13:02:23 Set thick brown border outline around Total
13:02:23 Set fills
13:02:23 Set style for header row using alternative method
13:02:23 Unprotect a cell
13:02:23 Add a hyperlink to an external website
13:02:23 Add a hyperlink to another cell on a different worksheet within the workbook
13:02:23 Add a drawing to the worksheet
13:02:23 Add a drawing to the worksheet
13:02:23 Add a drawing to the worksheet
13:02:23 Play around with inserting and removing rows and columns
13:02:23 Set header/footer
13:02:23 Set page orientation and size
13:02:23 Rename first worksheet
13:02:23 Create a second Worksheet object
13:02:23 Add some data
13:02:23 Set the worksheet tab color
13:02:23 Set alignments
13:02:23 Set column widths
13:02:23 Set fonts
13:02:23 Add a drawing to the worksheet
13:02:23 Set page orientation and size
13:02:23 Rename second worksheet
13:02:23 Write to CSV format
13:02:23 File written to 16csv.csv
Call time to write Workbook was 0.0030 seconds
13:02:23 Current memory usage: 2 MB
13:02:23 Read from CSV format
Call time to reload Workbook was 0.0010 seconds
13:02:23 Current memory usage: 2 MB
13:02:23 Write to Excel2007 format
13:02:23 File written to 16csv.xlsx
Call time to write Workbook was 0.0061 seconds
13:02:23 Current memory usage: 2 MB
13:02:23 Write to CSV format
13:02:23 File written to 16csv_excel.csv
Call time to write Workbook was 0.0003 seconds
13:02:23 Current memory usage: 2 MB
13:02:23 Peak memory usage: 2 MB
13:02:23 Done writing files
Files have been created in /var/www/html/examcontroller-web/vendor/phpoffice/phpexcel/Examples