01:54:11 Create new PHPExcel object
01:54:11 Set document properties
01:54:11 Add data
01:54:11 Set data validation
01:54:11 Write to Excel5 format

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01:54:11 File written to 15datavalidation-xls.xls
Call time to write Workbook was 0.0312 seconds
01:54:11 Current memory usage: 4 MB
01:54:11 Peak memory usage: 4 MB
01:54:11 Done writing file
File has been created in C:\NTBMWork\netterminalmanage\netterminalmanage\vendor\phpoffice\phpexcel\Examples