apache-poi NPOI: Data validation constraint approach for Date, Time , List Item , email etc. for XSSF(.xslx) excel file using c# Create a list item Constraint

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Example

 dvConstraint = (XSSFDataValidationConstraint)validationHelper.CreateExplicitListConstraint(new string[] { "MON", "TUE" , "WED", "THU", "FRI"});


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