Java Utililty Methods Matrix to String

String Array2DToString(double[][] array)
print 2D array to string (matrix)

final StringBuffer str = new StringBuffer();
int i = 0, j = 0;
for (i = 0; i < array.length; i++) {
 for (j = 0; j < array[i].length; j++) {
 str.append(" " + array[i][j]);
 str.append("\n");
str.append("\n");
return str.toString();

String array2DToString(int[][] grid)
array D To String

if (grid == null) {
 return null;
StringBuilder sb = new StringBuilder();
sb.append("[");
for (int i = 0; i < grid.length; i++) {
 sb.append(Arrays.toString(grid[i]));
sb.append("]");
return sb.toString();

String formatTable(String[][] table)
Formats the given array of arrays of String s

if (table == null) {
 throw new NullPointerException("table == null");
final List<List<String>> list = new ArrayList<List<String>>();
for (final String[] a : table) {
 final List<String> list2 = new ArrayList<String>();
 for (final String s : a) {
 list2.add(s);
...

String matrix2string(int[][] matrix)
matrixstring

if (matrix == null || matrix.length == 0 || matrix[0].length == 0)
 return null;
String str = String.valueOf(matrix[0][0]);
for (int i = 0; i < matrix.length; i++) {
 for (int j = 0; j < matrix[0].length; j++) {
 if (i == 0 && j == 0)
 continue;
 str += " " + matrix[i][j];
...

String matrix_toString(int[][] matrix)
matrito String

StringBuilder sb = new StringBuilder();
for (int i = 0; i < matrix.length; i++) {
 sb.append("[ ");
 for (int j = 0; j < matrix[0].length; j++) {
 sb.append(matrix[i][j] + " ");
 sb.append("]\n");
return sb.toString();

String matrixToString(double[][] matrix, int digit, String[] names)
matrix To String

StringBuilder output = new StringBuilder();
for (int i = 0; i < matrix.length; i++) {
 if (names != null)
 output.append(names[i]).append("\t");
 output.append(arrayToString(matrix[i], digit)).append("\n");
return output.toString();

String matrixToString(float[][][] matrix)
Write the full matrix to a string

StringBuffer out = new StringBuffer();
for (int k = 0; k < matrix[0][0].length; k++) {
 for (int i = matrix.length - 1; i >= 0; i--) {
 for (int j = 0; j < matrix[0].length; j++) {
 out.append(matrix[i][j][k]);
 out.append(SEPARATOR);
 out.append("\n");
...

String matrixToString(int[][] m)
Creates and returns a formatted string represenation of the input matrix m

String str = "";
for (int i = 0; i < m.length; i++) {
 str += ((str.length() > 0) ? ",\n" : "") + "[";
 for (int j = 0; j < m[0].length; j++)
 str += m[i][j] + ((j < m[0].length - 1) ? ", " : "");
 str += "]";
return str;
...

String matrixToString(int[][] matrix, String sep)
matrix To String

StringBuilder sb = new StringBuilder();
for (int i = 0; i < matrix.length; i++) {
 for (int j = 0; j < matrix[i].length; j++) {
 sb.append(matrix[i][j]).append(sep);
 sb.append("\n");
return sb.toString();
...

String matrixToString(String[][] m)
matrix To String

StringBuilder expectedStr = new StringBuilder();
expectedStr.append("{");
for (String[] strings : m) {
 expectedStr.append("{");
 for (String s : strings) {
 expectedStr.append('"');
 expectedStr.append(s);
 expectedStr.append('"');
...