It returns sum of numeric values in collection. [Solved] Using LINQ to select from a List within a List - CodeProject Create and initialize a list of integer types. c# - Set values with a Linq-Query? - Stack Overflow The following function accepts an object and a collection of name/value pairs, each pair representing one property returning integer value. c# linq change item in list. c# update all values in a integer list using linq … How to Update Members of a Collection with LINQ - Visual Studio … FirstOrDefault is overloaded method which can be used … As others have pointed out, LINQ is for querying data, it is not for doing updates. c# linq update list element. How to linq contains string list in C#? - CodeProject The following query is used to get items between two values, greater than 8 and less than 20. var under20 = from u20 in IntArray where u20 < 20 && u20 > 8 select u20; The output looks like Figure 3. Select in LINQ Example: LINQ Select in C# Syntax