10:10:50 Create new PHPExcel object<br />10:10:50 Set document properties<br />10:10:50 Set default font<br />10:10:50 Add some data<br />10:10:50 Rename worksheet<br />10:10:50 Write to Excel2007 format<br />10:10:50 File written to 02types.xlsx<br />Call time to write Workbook was 0.1322 seconds<br />10:10:50 Current memory usage: 5.75 MB<br />10:10:50 Reload workbook from saved file<br />