how to use list of list in c# code example

Example 1: create List c#

using System.Collections.Generic
//type is your data type (Ej. int, string, double, bool...)
List<type> newList = new List<type>();

Example 2: C# list

List<string> myListOfStrings = new List<string> 
{
	"this",
	"is",
	"my",
	"list"
};