19:29:49 Create new PHPExcel object<br />19:29:49 Set document properties<br />19:29:49 Add data<br />19:29:49 Set data validation<br />19:29:49 Write to Excel5 format<br />19:29:49 File written to 15datavalidation-xls.xls<br />Call time to write Workbook was 0.0288 seconds<br />19:29:49 Current memory usage: 3.75 MB<br />19:29:49 Peak memory usage: 3.75 MB<br />19:29:49 Done writing file<br />File has been created in D:\whospost\dvBackup20200407\vendor\phpoffice\phpexcel\Examples<br />