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Java fill two dimensional array stream

IntStream.range(0, array.length).forEach(x -> Arrays.setAll(
    array[x], y -> String.format("%c%c", letter(x), letter(y))));

Source: stackoverflow.com

Java fill two dimensional array stream

static String[][] testArraySetAll() {
    String[][] array = new String[3][3];
    Arrays.setAll(array, x -> {
        Arrays.setAll(array[x], y -> String.format("%c%c", letter(x), letter(y)));
        return array[x];
    });
    return array;
}

Source: stackoverflow.com

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