LINQ sum () Function
In LINQ sum() function is used to calculate the sum of the items in collections/lists.
Following is the syntax to define the LINQ sum function in C#, to sum up, the items on the list.
Syntax of the LINQ Sum function in C#
From the above syntax, we are summing up the items in the "Num" list using the LINQ Sum function.
Now, we will see the complete example of using the LINQ Sum () function to sum up the items from the collections/list in C# applications.
In the above example, we used the sum function to calculate the sum of the elements in the array list "Num."
When we execute the above example, we get the result, as shown below:
We can use the sum () function in LINQ to sum up the items in the collection/list, which is based on our requirement.