C#

private static readonly double[] PayRate =
    new double[4] {
        3.00,
        4.15,
        6.42,
        7.95 };

static void Main()
{
    Console.WriteLine("Enter your forename:");
    string forename = Console.ReadLine();
    Console.WriteLine("Enter your surname:");
    string surname = Console.ReadLine();
    Checkout();
    Console.ReadKey();
}

private static void Checkout()
{
    Console.WriteLine("You are ready to check out.");
    for (int i = 0; i < PayRate.Length; i++)
        Console.WriteLine("Pay rate {0} is {1:C}", i, PayRate[i]);
}

const int MAX_BOOK = 5;
public static void personalDetails()
{
    string[,] books = {
        { "The Time Machine, Science Fiction, By H.G.Wells", "3" },
        { "Ender's Game, Science Fiction, By Orson Scott Card", "1" } };

    int book = 0;
    if (book >= MAX_BOOK)
        Console.WriteLine("You are at your limit!");
}

string [,] books = {

{"The Time Machine, Science Fiction, By H.G.Wells","3"}, // Note the comman, and not a semi-colon

{"The Da Vinci Code, Mystery, By Dan Brown","2"}};

int book;

const int MAX_BOOK = 5;

Console.WriteLine("You are at your limit!");

Pete O'Hanlon wrote:

you declare book but you don't set it to a value so it will never trigger the WriteLine condition because an int defaults to 0.

XmlDocument configDoc = new XmlDocument();
             XmlNode parentNode = null;
             configDoc.Load(tConfigfilePath);
             if (null != configDoc)
             {
                   XmlNode  Id = configDoc.SelectSingleNode("/CCC/AAA");
                   // Here the value set to object. which is datamember class.
                   Id.SetValue("ZZZ", detectOid.InnerText);

             }

private void XMlreaderProcess()
     {
        long delayTimeSpanTicks = 0;
 
         try
         {
             while (Active)
             {
                 try
                 {
                     triggerCtrl.Reset();                     
 
                     if (delayTimeSpanTicks == 0)
                     {
                          triggerCtrl.WaitOne();
                     }
                     else
                     {
                          triggerCtrl.WaitOne(new TimeSpan(delayTimeSpanTicks));
                     }
                     
                            StartProcess();
                 }
                 catch(Exception ex)
                 {
                     delayTimeSpanTicks = 0;
                     
                 }
                 finally
                 {
                     
                 }
             }
         }
         catch(Exception ex)
         {
             
         }
         finally
         {
             Active= false;
        }