17:55:55 Create new PHPExcel object
17:55:55 Set document properties
17:55:55 Add data
17:55:55 Set data validation
17:55:55 Write to Excel5 format

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17:55:55 File written to 15datavalidation-xls.xls
Call time to write Workbook was 0.0087 seconds
17:55:55 Current memory usage: 6 MB
17:55:55 Peak memory usage: 6 MB
17:55:55 Done writing file
File has been created in /home/tecmexiquensecom/public_html/SistemaCUM/vendor/phpoffice/phpexcel/Examples