// When using OUT it will not require this.
// This means that you will not be able to assume that the parameter has already been populated.
// You will not be able to read its value inside the method.
public static string ArrayAsOutPassing(int[,] arr)
{
ArrayTest.FillIntArray(arr);
ArrayHelpers.PrintArray(arr);
int[,] arrCpy = arr;
ArrayHelpers.UpdateArrayAsOutPassing(out arr);
bool result = IsChanged.IsNumericArraysEqual(arr, arrCpy);
return(String.Format("If array was passed into func with OUT parameter and had been changed there" +
"then it is NOT going to be changed everywhere. It is {0}", result));
}
// II.1.C With OUT parameter
public static void UpdateArrayAsOutPassing(out int[,] arr)
{
// In this method we not be able to read ARR value. Thet's why we initialize it again
arr = new int[5, 2];
ArrayTest.FillIntArray(arr);
}