public static void Main(string[] args)
{
/* Anonymous method using delegate keyword */
Substration sub = delegate(int number1, int number2)
{
return(number1 - number2);
};
int result = sub(12, 8);
Console.WriteLine(result);
}
protected override bool ProcessDialogKey(Keys keyData)
{
switch (keyData)
{
case Keys.D0: button0.PerformClick();
break;
case Keys.D1: btn1.PerformClick();
break;
case Keys.D2: btn2.PerformClick();
break;
case Keys.D3: btn3.PerformClick();
break;
case Keys.D4: btn4.PerformClick();
break;
case Keys.D5: btn5.PerformClick();
break;
case Keys.D6: btn6.PerformClick();
break;
case Keys.D7: btn7.PerformClick();
break;
case Keys.D8: btn8.PerformClick();
break;
case Keys.D9: btn9.PerformClick();
break;
case Keys.Enter: buttonEqual.PerformClick();
break;
case Keys.Oemplus: buttonEqual.PerformClick();
break;
case Keys.OemPeriod: buttonDot.PerformClick();
break;
case Keys.Back: buttonBack.PerformClick();
break;
case Keys.Shift | Keys.Oemplus: Addtion.PerformClick();
break;
case Keys.Shift | Keys.D8: Multiplication.PerformClick();
break;
case Keys.OemMinus: Substration.PerformClick();
break;
case Keys.OemQuestion: Division.PerformClick();
break;
case Keys.F9: buttonAbs.PerformClick();
break;
case Keys.R: buttonInvaerse.PerformClick();
break;
case Keys.Escape: buttonClear.PerformClick();
break;
case Keys.Delete: buttonCE.PerformClick();
break;
}
return(false);
}
