Grouping.where Method
Filters a sequence of values based on a predicate. Each element's index is
used in the logic of the predicate function.
Parameters
- predicate
-
Type: Function
A function to test each source element for a condition;
the second parameter of the function represents the index of the source element.
Return Value
Type: IEnumerable
An enumerable that contains elements from the input sequence that satisfy the condition.