MATLAB控制语句

close all;
clear all;
clc;
A=[1,2,3;4,5,6];
sum=0;
for m=1:2%for循环
    for n=1:3
        sum=sum+A(m,n);
    end
end
i=1;
k=0;
while(i<=100)%while循环
    k=k+i;
    i=i+1;
end
B=magic(5);
a=B(1);
for i=2:25
    if B(i)>a%if结构
        a=B(i);
        k=i;
    end
end
 

function SEASON(month)
switch month%switch结构
    case {3,4,5} 
        season='spring'
    case {6,7,8}
        season='summer'
    case {9,10,11}
        season='autumn'
    case {12,1,2}
        season='winter'
    otherwise
        season='wrong'
end