get element in list c# code example
Example 1: c# list index
using System.Linq;
var myList = new List<string>{ "Yes", "No", "Maybe"};
var firstItem = myList.ElementAt(0);
Example 2: c# find element in list of list
var element = (from sublist in userList
from item in sublist
where item.uniqueidentifier == someid
select item).FirstOrDefault();
Example 3: get both item and index in c#
public static IEnumerable<(T item, int index)> WithIndex<T>(this IEnumerable<T> source)
{
return source.Select((item, index) => (item, index));
}
foreach (var (item, index) in collection.WithIndex())
{
DoSomething(item, index);
}