public static void Main(string[] args)
{
int[] A = new int[] { 1, 2, 3 };
PrintArray(A);
int[] B = Prog2.SquareArray(A);
PrintArray(B); //1, 4, 9
int[] C = Prog2.IncrementArray(A);
PrintArray(C); //2, 3, 4
int[] D = ApplyOperation(A, Square);
PrintArray(D); //1, 4, 9
int[] E = ApplyOperation(A, TimesTen);
PrintArray(E); //10, 20, 30
int[] F = ApplyOperation(A, Sqrt);
PrintArray(F); //1, 2, 2
MickyMouse times100 = delegate(int x) { return(x * 100); }; //annoymous method. a method that doesn't belong to a class
int[] G = ApplyOperation(A, times100);
PrintArray(G); //100, 200, 300
MickyMouse times100b = delegate(int x) { return(TimesN(x, 100)); };
int[] H = ApplyOperation(A, times100b);
PrintArray(H); //100, 200, 300
int[] I = ApplyOperation(A, delegate(int x) { return(x * 100); });
PrintArray(I);
int[] J = ApplyOperation(A, (int x) => { return(x * 100); }); //lambda espression. G,H,I and J are the same.
PrintArray(J);
}
delegate int MickyMouse(int b); //delegate; this one takes in integer and returns int
static int[] ApplyOperation(int[] A, MickyMouse ops)
{
int[] newArray = new int[A.Length];
for (int i = 0; i < A.Length; i++)
{
newArray[i] = ops(A[i]); //applying ops to each element
}
return(newArray);
}
