use a list 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"
};