10 Autofilter

23:43:31 Create new Spreadsheet object
23:43:31 Set document properties
23:43:31 Add data
23:43:31 Set title row bold
23:43:31 Set autofilter
23:43:31 Write Excel2007 format to /tmp/phpspreadsheet/10_Autofilter.xlsx in 0.0058 seconds
23:43:31 Write Excel5 format to /tmp/phpspreadsheet/10_Autofilter.xls in 0.0141 seconds
23:43:31 Peak memory usage: 6.5MB