check if every cell is identical
if ( $ arr [ $ i ] [ $ j ] != $ arr [ $ k ] [ $ j ] ) { $ horizontal = false ; break ; } } } if ( ! $ horizontal && ! $ vertical ) echo " NO STRNEWLINE " ; else if ( $ horizontal && ! $ vertical ) cout << " HORIZONTAL STRNEWLINE " ; else if ( $ vertical && ! $ horizontal ) echo " VERTICAL STRNEWLINE " ; else echo " BOTH STRNEWLINE " ; }