01 Simple PCLZip

18:48:37 Create new Spreadsheet object
18:48:37 Set document properties
18:48:37 Add some data
18:48:37 Rename worksheet
18:48:37 Write to Excel2007 format
18:48:37 Write Excel2007 format to /tmp/phpspreadsheet/01_Simple_PCLZip.xlsx in 0.0885 seconds
18:48:37 Peak memory usage: 5.5MB