15:57:39 Create new PHPExcel object
15:57:39 Set document properties
15:57:39 Add data
15:57:39 Set data validation
15:57:39 Write to Excel5 format

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15:57:39 File written to 15datavalidation-xls.xls
Call time to write Workbook was 0.0389 seconds
15:57:39 Current memory usage: 4 MB
15:57:39 Peak memory usage: 4 MB
15:57:39 Done writing file
File has been created in /home/imevent/public_html/backup/vendor/phpoffice/phpexcel/Examples