jagged arrays <-> multidimensional arrays conversion in ASP.NET

Question

I would like some help to create the following convertions:

A need to convert an 800*600 multidimensional array into a jagged array and then the same method in rever

Answer 1

I have written 2 methods which achieve the desired result

        /// 

        /// Converts the contents of a multidimensional array into a Jagged Array
        /// 
        /// the existing multidimensional array you wish to convert
        /// number of columns
        /// number of rows
        /// Jagged Array representation of multidimensional array passed
        private int[][] convertToJaggedArray(int [,] multiArray, int numOfColumns, int numOfRows)
        {
            int[][] jaggedArray = new int[numOfColumns][];

            for (int c = 0; c < numOfColumns; c++)
            {
                jaggedArray[c] = new int[numOfRows];
                for (int r = 0; r < numOfRows; r++)
                {
                    jaggedArray[c][r] = multiArray[c, r];
                }
            }

            return jaggedArray;
        }



    /// 

    /// Converts the contents of a Jagged Array into a multidimensional array
    /// 
    /// The Jagged Array you wish to convert into a Multidimensional Array
    /// number of columns
    /// number of rows
    /// Multidimensional Array representation of Jagged Array passed
    private int[,] convertTo2DArray(int[][] jaggedArray, int numOfColumns, int numOfRows)
    {
        int[,] temp2DArray = new int[numOfColumns, numOfRows];

        for (int c = 0; c < numOfColumns; c++)
        {
            for (int r = 0; r < numOfRows; r++)
            {
                temp2DArray[c, r] = jaggedArray[c][r];
            }
        }

        return temp2DArray;
    } 

then you simply pass your existing multidimensional or jagged array and it will return the same contents in a different array type. e.g.

//1. convert to Jagged print out, grid 1 is the existing 2d array instance here
int[][] jaggedGrid = convertToJaggedArray(grid1, numOfCols, numOfRows);

//2. Take the jagged and re-convert to multi array
int[,] temp = convertTo2DArray(jaggedGrid, numOfCols, numOfRows);

You can also check and print out the contents of either by using the following loops

// Print out all elements in the jagged array to debugger.
        for (int c = 0; c < jaggedGrid.Length; c++)
        {
            int[] innerArray = jaggedGrid[c];
            for (int r = 0; r < innerArray.Length; r++)
            {
                System.Diagnostics.Debug.WriteLine("In Jagged Array\nElement No ({0},{1})={2}", c, r, jaggedGrid[c][r] + "\n");
            }
        }

//print out all values in temp value 2d array to debugger
        for (int c = 0; c < temp.GetLength(0); c++)
        {
            for (int r = 0; r < temp.GetLength(1); r++)
            {
                System.Diagnostics.Debug.WriteLine("In temp array\nElement No ({0},{1})={2}", c, r, temp[c, r] + "\n");
            }
        }