17:11:53 Set timezone
09:11:53 Set value binder
09:11:53 Create new PHPExcel object
09:11:53 Set document properties
09:11:53 Set default font
09:11:53 Set column widths
09:11:53 Add some data
09:11:53 Rename worksheet
09:11:53 Write to Excel2007 format

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