10 Autofilter

23:09:19 Create new Spreadsheet object
23:09:19 Set document properties
23:09:19 Add data
23:09:19 Set title row bold
23:09:19 Set autofilter
23:09:19 Write Excel2007 format to /tmp/phpspreadsheet/10_Autofilter.xlsx in 0.0056 seconds
23:09:19 Write Excel5 format to /tmp/phpspreadsheet/10_Autofilter.xls in 0.0156 seconds
23:09:19 Peak memory usage: 6.5MB