04:18:46 Create new PHPExcel object
04:18:46 Set document properties
04:18:46 Add data
04:18:46 Set data validation
04:18:46 Write to Excel5 format
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04:18:46 File written to 15datavalidation-xls.xls
Call time to write Workbook was 0.0076 seconds
04:18:46 Current memory usage: 2 MB
04:18:46 Peak memory usage: 2 MB
04:18:46 Done writing file
File has been created in /home/autourdey/invoice/vendor/phpoffice/phpexcel/Examples