using System;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        // You can add things to the list on initialisation

        List<string> stringList = new List<string>()

        {

            "first string"

        };

​

        stringList.Add("third string");

​

        // adds an item to the list at the specificed index.  

        // Since lists are 0 based, this adds the item to the second position

        // Insert will throw an error if you try and insert after the last value

        stringList.Insert(1, "second string");

​

        // The range commands add a list of values, rather than 1 at a time

        // This would add "some string" and "second string" to the list

        stringList.AddRange(stringList);

​

        stringList.InsertRange(4, stringList);

​

        // This only removes the first occurrence

        stringList.Remove("third string");

​

        // You need to use remove all to remove all occurrences

        stringList.RemoveAll(stringToRemove => stringToRemove == "second string");

​

        // This is the equivalent of insertion for removal

        // This would remove the first item in the list

        stringList.RemoveAt(0);

​

        // Remove everything

        stringList.Clear();

        stringList.ForEach(x => Console.WriteLine(x));

    }

}