Add all values in a column of a data table

[ppr (Peter Preuss)]

we can do (add by the understanding of value retrieval):
arrValues =
YourDataTableVar.AsEnumerable.Select(Function (x) x(YourColNameIrIndex).ToString).toArray

it will return us a string array and will work when the datatype of the data column is a simple datatype as string, int32, double…

About LINQ have a look here as well:

[HowTo] LINQ (VB.Net) Learning Catalogue

This topic references the different Learning HowTos related to LINQ. It will be updated on new published HowTos as well LINQ Learning: Topic LINK First Start with LINQ [HowTo] - First Start with LINQ (VB.Net) Exploring the LINQ universe [HowTo] - Exploring the LINQ Universe (VB.Net) Operator [HowTo] Overview Topic LINK Where [HowTo] LINQ - First Start # Where Operator Select work in progress Any [HowTo] LINQ – First Start # Any Operator All [HowTo] LINQ – First Start…