15:09:15 Create new PHPExcel object
15:09:15 Set properties
15:09:15 Add some data
15:09:15 Add comments
15:09:15 Add rich-text string
15:09:15 Merge cells
15:09:15 Protect cells
15:09:15 Set cell number formats
15:09:15 Set column widths
15:09:15 Set fonts
15:09:15 Set alignments
15:09:15 Set thin black border outline around column
15:09:15 Set thick brown border outline around Total
15:09:15 Set fills
15:09:15 Set style for header row using alternative method
15:09:15 Unprotect a cell
15:09:15 Add a hyperlink to the sheet
15:09:15 Add a drawing to the worksheet
15:09:15 Add a drawing to the worksheet
15:09:15 Add a drawing to the worksheet
15:09:15 Play around with inserting and removing rows and columns
15:09:15 Set header/footer
15:09:15 Set page orientation and size
15:09:15 Rename sheet
15:09:15 Create new Worksheet object
15:09:15 Add some data
15:09:15 Set the worksheet tab color
15:09:15 Set alignments
15:09:15 Set column widths
15:09:15 Set fonts
15:09:15 Add a drawing to the worksheet
15:09:15 Set page orientation and size
15:09:15 Rename sheet
15:09:15 Write to CSV format
15:09:15 Read from CSV format
15:09:15 Write to Excel2007 format
15:09:15 Peak memory usage: 4.75 MB
15:09:15 Done writing files.