/// <summary>
/// invoke the method with the help of delegate
/// </summary>
public void useDelegate()
{
log4net.ILog log = log4net.LogManager.GetLogger(typeof(GenericDelegate));
log.Info("Delegate is used for invoking the method");
DelegeteDemo obj = new DelegeteDemo();
addDelegete ad = new addDelegete(obj.addNums);
ad.Invoke(125, 50);
sayDelegete sd = new sayDelegete(DelegeteDemo.sayHello);
string str = sd.Invoke("Atish chandra");
Console.WriteLine(str);
}
/// <summary>
/// we use Lambda Expresition in delegates
/// </summary>
public void useDelegateLambdaExp()
{
log4net.ILog log = log4net.LogManager.GetLogger(typeof(GenericDelegate));
log.Info("delegate use with the help of Lambda Expression ");
addDelegete ad = (int x, int y) =>
{
Console.WriteLine("Additon of two no= " + (x + y));
};
ad.Invoke(10, 50);
sayDelegete sd = (string name) =>
{
return("Hello" + " " + name);
};
string str = sd.Invoke("Gautan raj");
Console.WriteLine(str);
}
/// <summary>
/// we use Anonymous method through delegate
/// </summary>
public void useAnonymousDelegate()
{
log4net.ILog log = log4net.LogManager.GetLogger(typeof(GenericDelegate));
log.Info("delegate use with the help of Anonymous class ");
addDelegete ad = delegate(int x, int y)
{
Console.WriteLine("Additon of two no= " + (x + y));
};
ad.Invoke(125, 50);
sayDelegete sd = delegate(string name)
{
return("Hello" + " " + name);
};
string str = sd.Invoke("Scott raj");
Console.WriteLine(str);
}