13:38:20 Create new PHPExcel object
13:38:20 Set document properties
13:38:20 Add data
13:38:20 Set data validation
13:38:20 Write to Excel5 format
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13:38:20 File written to 15datavalidation-xls.xls
Call time to write Workbook was 0.0246 seconds
13:38:20 Current memory usage: 6 MB
13:38:20 Peak memory usage: 6 MB
13:38:20 Done writing file
File has been created in D:\dev\vsk\vendor\phpoffice\phpexcel\Examples