// ------------------- How to initialize Lists? --------------------- // using System.Collections.Generic // You need to include this! // 1º Method var myList = new List<int>(); //OR List<int> myList = new List<int>(); // 2º Method List<int> myList = new List<int>() {2, 5, 9, 12}; // 3º Method string myString = "Hello" List<char> myList = new List<char>(myString); // Creates a list of characters from that string //OR var myFirstList = new List<int>() {9, 2, 4, 3, 2, 1}; var mySecondList = new List<int>(myFirstList); // Copy a list to a second list // -------- How to dynamically change the List of elements? --------- // // Use the Add or Insert method to add one element myList.Add(4); myList.Insert(0,3) // Insert element "3" in position "0" // Use the AddRange method to add many elements (you can use an array or // list, for passing the values) myList.AddRange(new int[3] {3, 5, 5, 9, 2}); // Use the Remove method to eliminate specific elements for (int i = 0; i < myList.Count; i++) // Use a for loop to remove { // repeated elements if ( myList[i] == 5) { myList.Remove(myList[i]); i--; } } // Use the Clear method to remove all elements from the list myList.Clear(); // ---------------- How to create a List of Lists? ------------------ // List<List<int>> myList = new List<List<int>>(){ new List<int>() {1,2,3}, new List<int>() {4,5,6}, new List<int>() {7,8,9} }; Console.WriteLine(myList.ElementAt(0).ElementAt(1)); // You get "2"

c# lists

C# By Magnificent Mamba on Dec 23 2019 IList<int> newList = new List<int>(){1,2,3,4};

how to create a list c#

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