10 Autofilter

18:27:46 Create new Spreadsheet object
18:27:46 Set document properties
18:27:46 Add data
18:27:46 Set title row bold
18:27:46 Set autofilter
18:27:46 Write Excel2007 format to /tmp/phpspreadsheet/10_Autofilter.xlsx in 0.0062 seconds
18:27:46 Write Excel5 format to /tmp/phpspreadsheet/10_Autofilter.xls in 0.0141 seconds
18:27:46 Peak memory usage: 5.5MB