17:17:51 Create new PHPExcel object
17:17:51 Set document properties
17:17:51 Add some data
17:17:51 Add comments
17:17:51 Add rich-text string
17:17:51 Merge cells
17:17:51 Protect cells
17:17:51 Set cell number formats
17:17:51 Set column widths
17:17:51 Set fonts
17:17:51 Set alignments
17:17:51 Set thin black border outline around column
17:17:51 Set thick brown border outline around Total
17:17:51 Set fills
17:17:51 Set style for header row using alternative method
17:17:51 Unprotect a cell
17:17:51 Add a hyperlink to an external website
17:17:51 Add a hyperlink to another cell on a different worksheet within the workbook
17:17:51 Add a drawing to the worksheet
17:17:51 Add a drawing to the worksheet
17:17:51 Add a drawing to the worksheet
17:17:51 Play around with inserting and removing rows and columns
17:17:51 Set header/footer
17:17:51 Set page orientation and size
17:17:51 Rename first worksheet
17:17:51 Create a second Worksheet object
17:17:51 Add some data
17:17:51 Set the worksheet tab color
17:17:51 Set alignments
17:17:51 Set column widths
17:17:51 Set fonts
17:17:51 Add a drawing to the worksheet
17:17:51 Set page orientation and size
17:17:51 Rename second worksheet
17:17:51 Write to HTML format
17:17:51 File written to 17html.htm
Call time to write Workbook was 0.1976 seconds
17:17:51 Current memory usage: 2.25 MB
17:17:51 Peak memory usage: 2.5 MB
17:17:51 Done writing file
File has been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples