11:23:43 Create new PHPExcel object
11:23:43 Set document properties
11:23:43 Add some data
11:23:43 Add comments
11:23:43 Add rich-text string
11:23:43 Merge cells
11:23:43 Protect cells
11:23:43 Set cell number formats
11:23:43 Set column widths
11:23:43 Set fonts
11:23:43 Set alignments
11:23:43 Set thin black border outline around column
11:23:43 Set thick brown border outline around Total
11:23:43 Set fills
11:23:43 Set style for header row using alternative method
11:23:43 Unprotect a cell
11:23:43 Add a hyperlink to an external website
11:23:43 Add a hyperlink to another cell on a different worksheet within the workbook
11:23:43 Add a drawing to the worksheet
11:23:43 Add a drawing to the worksheet
11:23:43 Add a drawing to the worksheet
11:23:43 Play around with inserting and removing rows and columns
11:23:43 Set header/footer
11:23:43 Set page orientation and size
11:23:43 Rename first worksheet
11:23:43 Create a second Worksheet object
11:23:43 Add some data
11:23:43 Set the worksheet tab color
11:23:43 Set alignments
11:23:43 Set column widths
11:23:43 Set fonts
11:23:43 Add a drawing to the worksheet
11:23:43 Set page orientation and size
11:23:43 Rename second worksheet
11:23:43 Write to Excel5 format
11:23:43 File written to 14excel5.xls
Call time to write Workbook was 0.2007 seconds
11:23:43 Current memory usage: 2.75 MB
11:23:43 Peak memory usage: 2.75 MB
11:23:43 Done writing file
File has been created in /var/www/yii2/vendor/phpoffice/phpexcel/Examples