06 Largescale with cellcaching

22:11:20 Enable Cell Caching using MemoryGZip method
22:11:20 Create new Spreadsheet object
22:11:20 Set properties
22:11:20 Add data
22:11:20 Hide 'Phone' and 'fax' columns
22:11:20 Set outline levels
22:11:20 Freeze panes
22:11:20 Rows to repeat at top
22:11:22 Write Excel2007 format to /tmp/phpspreadsheet/06_Largescale_with_cellcaching.xlsx in 1.3519 seconds
22:11:24 Write Excel5 format to /tmp/phpspreadsheet/06_Largescale_with_cellcaching.xls in 1.2603 seconds
22:11:24 Peak memory usage: 25.25MB