string arraylist c# code example

Example 1: csharp create array list

ArrayList a1 = new ArrayList();
a1.Add(1);

Example 2: arraylist in C#/

using System.Collections;

ArrayList arlist = new ArrayList(); 
// or 
var arlist = new ArrayList(); // recommended

Example 3: arraylist in C#

// adding elements using ArrayList.Add() method
var arlist1 = new ArrayList();
arlist1.Add(1);
arlist1.Add("Bill");
arlist1.Add(" ");
arlist1.Add(true);
arlist1.Add(4.5);
arlist1.Add(null);

// adding elements using object initializer syntax
var arlist2 = new ArrayList()
                {
                    2, "Steve", " ", true, 4.5, null
                };