10:11:38 Create new PHPExcel object
10:11:38 Set document properties
10:11:38 Add some data
10:11:38 Add comments
10:11:38 Add rich-text string
10:11:38 Merge cells
10:11:38 Protect cells
10:11:38 Set cell number formats
10:11:38 Set column widths
10:11:38 Set fonts
10:11:38 Set alignments
10:11:38 Set thin black border outline around column
10:11:38 Set thick brown border outline around Total
10:11:38 Set fills
10:11:38 Set style for header row using alternative method
10:11:38 Unprotect a cell
10:11:38 Add a hyperlink to an external website
10:11:38 Add a hyperlink to another cell on a different worksheet within the workbook
10:11:38 Add a drawing to the worksheet
10:11:38 Add a drawing to the worksheet
10:11:38 Add a drawing to the worksheet
10:11:38 Play around with inserting and removing rows and columns
10:11:38 Set header/footer
10:11:38 Set page orientation and size
10:11:38 Rename first worksheet
10:11:38 Create a second Worksheet object
10:11:38 Add some data
10:11:38 Set the worksheet tab color
10:11:38 Set alignments
10:11:38 Set column widths
10:11:38 Set fonts
10:11:38 Add a drawing to the worksheet
10:11:38 Set page orientation and size
10:11:38 Rename second worksheet
10:11:38 Write to Excel5 format
10:11:38 File written to 14excel5.xls
Call time to write Workbook was 0.2028 seconds
10:11:38 Current memory usage: 2.75 MB
10:11:38 Peak memory usage: 2.75 MB
10:11:38 Done writing file
File has been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples