Another method
dt.AsEnumerable.Sum(function(x) if(IsNumeric(x("Amount").ToString),CDBL(x("Amount").ToString),0)).ToString
Or
dt.Compute("Sum(Amount)", string.Empty).ToString
cheers
Another method
dt.AsEnumerable.Sum(function(x) if(IsNumeric(x("Amount").ToString),CDBL(x("Amount").ToString),0)).ToString
Or
dt.Compute("Sum(Amount)", string.Empty).ToString
cheers