a = [1, 2, 3; 4, 3, 5];
max(a) = [4, 3, 5];
找出各列的最大值max(a, [], 1) = [4, 3, 5];
找出各列的最大值穿撮,同max(a)max(a, [], 2) = [3, 5];
找出各行的最大值
a = [1, 2, 3; 4, 3, 5];
max(a) = [4, 3, 5];
找出各列的最大值
max(a, [], 1) = [4, 3, 5];
找出各列的最大值穿撮,同max(a)
max(a, [], 2) = [3, 5];
找出各行的最大值