13:38:33 Create new PHPExcel object<br />13:38:33 Set document properties<br />13:38:33 Add data<br />13:38:33 Set data validation<br />13:38:33 Write to Excel5 format<br />13:38:33 File written to 15datavalidation-xls.xls<br />Call time to write Workbook was 0.0181 seconds<br />13:38:33 Current memory usage: 3.75 MB<br />13:38:33 Peak memory usage: 3.75 MB<br />13:38:33 Done writing file<br />File has been created in D:\whospost\dvBackup20200407\vendor\phpoffice\phpexcel\Examples<br />