给定任何大小的2D数组,如下所示:
var board = [
[0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0]
];
...and数组中给定的y点,如:
board[3][4]
...and它可以移动的给定数量的空间(上/下/左/右,不对角),例如:
var distance = 3;
...how会在2D数组中循环一个函数,并创建一个坐标的列