16:18:48 Create new PHPExcel object
16:18:48 Set document properties
16:18:48 Add data
16:18:48 Set data validation
16:18:48 Write to Excel5 format

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16:18:48 File written to 15datavalidation-xls.xls
Call time to write Workbook was 0.0062 seconds
16:18:48 Current memory usage: 2 MB
16:18:48 Peak memory usage: 2 MB
16:18:48 Done writing file
File has been created in /home/copisend/public_html/ofertas/vendor/phpoffice/phpexcel/Examples