IEnumerator and ArrayList, BitArray, Hashtable and array : IEnumerator « Data Structure « C# / CSharp Tutorial

Home
C# / CSharp Tutorial
1.Language Basics
2.Data Type
3.Operator
4.Statement
5.String
6.struct
7.Class
8.Operator Overload
9.delegate
10.Attribute
11.Data Structure
12.Assembly
13.Date Time
14.Development
15.File Directory Stream
16.Preprocessing Directives
17.Regular Expression
18.Generic
19.Reflection
20.Thread
21.I18N Internationalization
22.LINQ
23.GUI Windows Forms
24.Windows Presentation Foundation
25.Windows Communication Foundation
26.Workflow
27.2D
28.Design Patterns
29.Windows
30.XML
31.XML LINQ
32.ADO.Net
33.Network
34.Directory Services
35.Security
36.unsafe
C# / C Sharp
C# / C Sharp by API
C# / CSharp Open Source
C# / CSharp Tutorial » Data Structure » IEnumerator 
11.44.11.IEnumerator and ArrayList, BitArray, Hashtable and array
using System;
using System.Collections;

  class Class1
  {
    [STAThread]
    static void Main(string[] args)
    {
            int[] intArr = {12345};
            
            ArrayList al = new ArrayListintArr );

            bool[] baVals = true, true, false, false, true };
            BitArray ba = new BitArraybaVals );

            Hashtable ht = new Hashtable();
            ht.Add1"one" );
            ht.Add2"two" );
            ht.Add3"three" );
            ht.Add4"four" );
            ht.Add5"five" );

            PrintCollection"Integer Array", intArr.GetEnumerator() );   
            PrintCollection"ArrayList", al.GetEnumerator() );
            PrintCollection"BitArray", ba.GetEnumerator() );
            PrintCollection"Hashtable", ht.GetEnumerator() );
    }

        static void PrintCollectionstring name, IEnumerator collEnum )
        {
            Console.WriteLinecollEnum.GetType().ToString() );
            Console.WriteLinename );
            whilecollEnum.MoveNext() )
            {
                ifcollEnum.Current.GetType() == Type.GetType("System.Collections.DictionaryEntry") )
                {
                    Console.Write( ((DictionaryEntrycollEnum.Current).Value.ToString() " " );
                }
                else
                {
                    Console.WritecollEnum.Current.ToString() " " );
                }
            }
        }
  }
11.44.IEnumerator
11.44.1.A simple example of an iterator.
11.44.2.Iterated values can be dynamically constructed.
11.44.3.Use named iterators
11.44.4.Use the Enumerable pattern
11.44.5.Implement IEnumerable and IEnumerator
11.44.6.Define custom enumerators and use foreach to loop through
11.44.7.Build your own IEnumerator/IEnumerable and use it in foreach loop
11.44.8.Circular Iterator
11.44.9.Iteration Sample
11.44.10.Iterator Workflow
11.44.11.IEnumerator and ArrayList, BitArray, Hashtable and array
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.