10 Autofilter

20:23:38 Create new Spreadsheet object
20:23:38 Set document properties
20:23:38 Add data
20:23:38 Set title row bold
20:23:38 Set autofilter
20:23:38 Write Xlsx format to /tmp/phpspreadsheet/10_Autofilter.xlsx in 0.0077 seconds
20:23:38 Write Xls format to /tmp/phpspreadsheet/10_Autofilter.xls in 0.0083 seconds
20:23:38 Peak memory usage: 2MB