function Base.get{T}(A::NullableArrays.NullableArray{T}, y)
    v = Array(T, size(A))
    for i in eachindex(v)
        if isbits(T)
            v[i] = ifelse(A.isnull[i], convert(T, y), A.values[i])
        else
            v[i] = A.isnull[i] ? convert(T, y) : A.values[i]
        end
    end
    return v
end