11:19:18 Create new PHPExcel object
11:19:18 Set document properties
11:19:18 Add data
11:19:18 Set data validation
11:19:18 Write to Excel5 format

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11:19:18 File written to 15datavalidation-xls.xls
Call time to write Workbook was 0.0882 seconds
11:19:18 Current memory usage: 4 MB
11:19:18 Peak memory usage: 4 MB
11:19:18 Done writing file
File has been created in /home/imevent/public_html/backup/vendor/phpoffice/phpexcel/Examples