10 Autofilter

19:23:39 Create new Spreadsheet object
19:23:39 Set document properties
19:23:39 Add data
19:23:39 Set title row bold
19:23:39 Set autofilter
19:23:39 Write Xlsx format to /tmp/phpspreadsheet/10_Autofilter.xlsx in 0.0075 seconds
19:23:39 Write Xls format to /tmp/phpspreadsheet/10_Autofilter.xls in 0.0081 seconds
19:23:39 Peak memory usage: 2MB