01 Simple PCLZip

21:12:08 Create new Spreadsheet object
21:12:08 Set document properties
21:12:08 Add some data
21:12:08 Rename worksheet
21:12:08 Write to Xlsx format
21:12:08 Write Xlsx format to /tmp/phpspreadsheet/01_Simple_PCLZip.xlsx in 0.0344 seconds
21:12:08 Peak memory usage: 4MB