.NET Common Language Runtime Unleashed

System.Collections

Many general-purpose collections are implemented in the .NET Framework SDK. Most of these collections are used as base classes to customize the feature set for an application.

System.Collections.ArrayList

Unlike the Array, an ArrayList can dynamically change its size as new items are added to the collection. Listing B.19 shows an example using an ArrayList (arraylist.cs).

Listing B.19. ArrayList Example

static void Main(string [] args) { ArrayList al = new ArrayList(); lock(al.SyncRoot) { al.Add("This"); al.Add("is"); al.Add("a"); al.Add("test"); al.Add(0); al.Add(1); Console.WriteLine("Sychronized: {0} ", al.IsSynchronized); Console.WriteLine("Read-only: {0} ", al.IsReadOnly); Console.WriteLine("Fixed size: {0} ", al.IsFixedSize); ...