15:11:22 Create new PHPExcel object
15:11:22 Set document properties
15:11:22 Add some data
15:11:22 Rename worksheet
15:11:22 Write to Excel2007 format

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15:11:22 File written to 01simplePCLZip.xlsx
Call time to write Workbook was 0.0098 seconds
15:11:22 Current memory usage: 2 MB
15:11:22 Peak memory usage: 2 MB
15:11:22 Done writing files
Files have been created in /var/www/billing.andrewpeng.net/vendor/turbo124/phpexcel/Examples