Home • Programming • C#.NET Mar 14th, 2022 at 04:51 PM

How to calculate sum of a DataTable's Column in LINQ?

If untyped (replace int with the correct data type):

var sum = table.AsEnumerable().Sum(x=>x.Field<int>(3));

var sum = table.AsEnumerable().Sum(x=>x.Field<int>("SomeProperty"));

If typed:

 var sum = table.Sum(x=>x.SomeProperty);

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Mohammad Towhidul Islam