01 Simple PCLZip

17:18:13 Create new Spreadsheet object
17:18:13 Set document properties
17:18:13 Add some data
17:18:13 Rename worksheet
17:18:13 Write to Excel2007 format
17:18:13 Write Excel2007 format to /tmp/phpspreadsheet/01_Simple_PCLZip.xlsx in 0.0310 seconds
17:18:13 Peak memory usage: 5.5MB