Function MATLAB-函数输入参数未定义?

Function MATLAB-函数输入参数未定义?,function,matlab,Function,Matlab,我有这样的代码: JSenin1 = [1 0 1 3 ;1 0 1 3 ;1 0 1 3 ;0 0 0 0 ;0 0 0 0 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;0 0 0 0]; JSenin2 = [1 0 0 3 ;1 0 0 3 ;1 1 1 3 ;1 1 1 2 ;1 1 1 2 ;0 0 0 0 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4]; JSenin3 = [1 1 1 3 ;1 1 1 3 ;1 1 1 3

我有这样的代码:

JSenin1 = [1 0 1 3 ;1 0 1 3 ;1 0 1 3 ;0 0 0 0 ;0 0 0 0 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;0 0 0 0];
JSenin2 = [1 0 0 3 ;1 0 0 3 ;1 1 1 3 ;1 1 1 2 ;1 1 1 2 ;0 0 0 0 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4];
JSenin3 = [1 1 1 3 ;1 1 1 3 ;1 1 1 3 ;0 0 0 0 ;0 0 0 0 ;0 0 0 0 ;1 0 0 4 ;1 0 0 4 ;1 0 0 4 ;1 0 0 4];
JSenin4 = [1 0 0 3 ;1 0 0 3 ;1 0 0 3 ;0 0 0 0 ;1 0 1 2 ;1 0 1 2 ;0 0 0 0 ;1 1 0 3 ;1 1 0 3 ;1 1 0 3];

i = 1;
jadwal = 0;
while i < 11
    a = eq(1, JSenin1(i, 1));
    b = eq(1, JSenin2(i, 1));
    c = eq(1, JSenin3(i, 1));
    d = eq(1, JSenin4(i, 1));

    if a == 1
        fungsi1(JSenin1, JSenin2, JSenin3, JSenin4, i)
        i = fungsi1(i); %I want to take value "i" back from "fungsi1".

    elseif b == 1

    elseif c == 1

    elseif d == 1

    end
    i = i + 1;
end
a = 2;
[a_squared, a_cubed] = square_and_cube(a);
disp(a_squared) % -> 4
disp(a_cubed)   % -> 8
x = 2;
[x_squared, x_cubed] = square_and_cube(x);
错误消息:

ans =

     0     1
     0     0
     1     1
     0     0

??? Input argument "i" is undefined.

Error in ==> fungsi1 at 4
a = eq(JSenin1(i,1),JSenin2(i,1));

Error in ==> Tes at 16
        i = fungsi1(i);

我也读过堆栈溢出问题,但仍然没有任何线索。

这就是你的意思吗

[jadwal, i] = fungsi1(JSenin1,JSenin2,JSenin3,JSenin4,i)
调用具有多个输出参数的函数

假设您编写了如下所示的函数:

function [a_squared, a_cubed] = square_and_cube(a)
a_squared = a^2;
a_cubed = a^3;
然后您可以这样调用该函数:

JSenin1 = [1 0 1 3 ;1 0 1 3 ;1 0 1 3 ;0 0 0 0 ;0 0 0 0 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;0 0 0 0];
JSenin2 = [1 0 0 3 ;1 0 0 3 ;1 1 1 3 ;1 1 1 2 ;1 1 1 2 ;0 0 0 0 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4];
JSenin3 = [1 1 1 3 ;1 1 1 3 ;1 1 1 3 ;0 0 0 0 ;0 0 0 0 ;0 0 0 0 ;1 0 0 4 ;1 0 0 4 ;1 0 0 4 ;1 0 0 4];
JSenin4 = [1 0 0 3 ;1 0 0 3 ;1 0 0 3 ;0 0 0 0 ;1 0 1 2 ;1 0 1 2 ;0 0 0 0 ;1 1 0 3 ;1 1 0 3 ;1 1 0 3];

i = 1;
jadwal = 0;
while i < 11
    a = eq(1, JSenin1(i, 1));
    b = eq(1, JSenin2(i, 1));
    c = eq(1, JSenin3(i, 1));
    d = eq(1, JSenin4(i, 1));

    if a == 1
        fungsi1(JSenin1, JSenin2, JSenin3, JSenin4, i)
        i = fungsi1(i); %I want to take value "i" back from "fungsi1".

    elseif b == 1

    elseif c == 1

    elseif d == 1

    end
    i = i + 1;
end
a = 2;
[a_squared, a_cubed] = square_and_cube(a);
disp(a_squared) % -> 4
disp(a_cubed)   % -> 8
x = 2;
[x_squared, x_cubed] = square_and_cube(x);
我认为你的困惑之一是命名。如果我这样称呼它,可能就不那么令人困惑了:

JSenin1 = [1 0 1 3 ;1 0 1 3 ;1 0 1 3 ;0 0 0 0 ;0 0 0 0 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;0 0 0 0];
JSenin2 = [1 0 0 3 ;1 0 0 3 ;1 1 1 3 ;1 1 1 2 ;1 1 1 2 ;0 0 0 0 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4];
JSenin3 = [1 1 1 3 ;1 1 1 3 ;1 1 1 3 ;0 0 0 0 ;0 0 0 0 ;0 0 0 0 ;1 0 0 4 ;1 0 0 4 ;1 0 0 4 ;1 0 0 4];
JSenin4 = [1 0 0 3 ;1 0 0 3 ;1 0 0 3 ;0 0 0 0 ;1 0 1 2 ;1 0 1 2 ;0 0 0 0 ;1 1 0 3 ;1 1 0 3 ;1 1 0 3];

i = 1;
jadwal = 0;
while i < 11
    a = eq(1, JSenin1(i, 1));
    b = eq(1, JSenin2(i, 1));
    c = eq(1, JSenin3(i, 1));
    d = eq(1, JSenin4(i, 1));

    if a == 1
        fungsi1(JSenin1, JSenin2, JSenin3, JSenin4, i)
        i = fungsi1(i); %I want to take value "i" back from "fungsi1".

    elseif b == 1

    elseif c == 1

    elseif d == 1

    end
    i = i + 1;
end
a = 2;
[a_squared, a_cubed] = square_and_cube(a);
disp(a_squared) % -> 4
disp(a_cubed)   % -> 8
x = 2;
[x_squared, x_cubed] = square_and_cube(x);

这就是你的意思吗

[jadwal, i] = fungsi1(JSenin1,JSenin2,JSenin3,JSenin4,i)
调用具有多个输出参数的函数

假设您编写了如下所示的函数:

function [a_squared, a_cubed] = square_and_cube(a)
a_squared = a^2;
a_cubed = a^3;
然后您可以这样调用该函数:

JSenin1 = [1 0 1 3 ;1 0 1 3 ;1 0 1 3 ;0 0 0 0 ;0 0 0 0 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;0 0 0 0];
JSenin2 = [1 0 0 3 ;1 0 0 3 ;1 1 1 3 ;1 1 1 2 ;1 1 1 2 ;0 0 0 0 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4];
JSenin3 = [1 1 1 3 ;1 1 1 3 ;1 1 1 3 ;0 0 0 0 ;0 0 0 0 ;0 0 0 0 ;1 0 0 4 ;1 0 0 4 ;1 0 0 4 ;1 0 0 4];
JSenin4 = [1 0 0 3 ;1 0 0 3 ;1 0 0 3 ;0 0 0 0 ;1 0 1 2 ;1 0 1 2 ;0 0 0 0 ;1 1 0 3 ;1 1 0 3 ;1 1 0 3];

i = 1;
jadwal = 0;
while i < 11
    a = eq(1, JSenin1(i, 1));
    b = eq(1, JSenin2(i, 1));
    c = eq(1, JSenin3(i, 1));
    d = eq(1, JSenin4(i, 1));

    if a == 1
        fungsi1(JSenin1, JSenin2, JSenin3, JSenin4, i)
        i = fungsi1(i); %I want to take value "i" back from "fungsi1".

    elseif b == 1

    elseif c == 1

    elseif d == 1

    end
    i = i + 1;
end
a = 2;
[a_squared, a_cubed] = square_and_cube(a);
disp(a_squared) % -> 4
disp(a_cubed)   % -> 8
x = 2;
[x_squared, x_cubed] = square_and_cube(x);
我认为你的困惑之一是命名。如果我这样称呼它,可能就不那么令人困惑了:

JSenin1 = [1 0 1 3 ;1 0 1 3 ;1 0 1 3 ;0 0 0 0 ;0 0 0 0 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;0 0 0 0];
JSenin2 = [1 0 0 3 ;1 0 0 3 ;1 1 1 3 ;1 1 1 2 ;1 1 1 2 ;0 0 0 0 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4 ;1 1 0 4];
JSenin3 = [1 1 1 3 ;1 1 1 3 ;1 1 1 3 ;0 0 0 0 ;0 0 0 0 ;0 0 0 0 ;1 0 0 4 ;1 0 0 4 ;1 0 0 4 ;1 0 0 4];
JSenin4 = [1 0 0 3 ;1 0 0 3 ;1 0 0 3 ;0 0 0 0 ;1 0 1 2 ;1 0 1 2 ;0 0 0 0 ;1 1 0 3 ;1 1 0 3 ;1 1 0 3];

i = 1;
jadwal = 0;
while i < 11
    a = eq(1, JSenin1(i, 1));
    b = eq(1, JSenin2(i, 1));
    c = eq(1, JSenin3(i, 1));
    d = eq(1, JSenin4(i, 1));

    if a == 1
        fungsi1(JSenin1, JSenin2, JSenin3, JSenin4, i)
        i = fungsi1(i); %I want to take value "i" back from "fungsi1".

    elseif b == 1

    elseif c == 1

    elseif d == 1

    end
    i = i + 1;
end
a = 2;
[a_squared, a_cubed] = square_and_cube(a);
disp(a_squared) % -> 4
disp(a_cubed)   % -> 8
x = 2;
[x_squared, x_cubed] = square_and_cube(x);

不,对不起,我要做的是将值i从fungsi1传回主代码。。但是我不知道怎么做这只是我的实验。。。答:不,这正是代码的功能。这和你写的不一样。试试看。那么,你必须写些什么呢?我不知道?要从函数中回调值,我只需要写i=fungsi1(i)?否。将“if a==1”后面的两行替换为[jadwal,i]=fungsi1(jseni1,jseni2,jseni3,jseni4,i)。想做就做我将试图编辑我的答案以澄清。仍然错误,先生,我需要更改的行是I=fungsi1(I);使用[jadwal,i]=fungsi1(JSenin1,JSenin2,JSenin3,JSenin4,i)不,对不起,我要做的是将值i从fungsi1传递回主代码。。但是我不知道怎么做这只是我的实验。。。答:不,这正是代码的功能。这和你写的不一样。试试看。那么,你必须写些什么呢?我不知道?要从函数中回调值,我只需要写i=fungsi1(i)?否。将“if a==1”后面的两行替换为[jadwal,i]=fungsi1(jseni1,jseni2,jseni3,jseni4,i)。想做就做我将试图编辑我的答案以澄清。仍然错误,先生,我需要更改的行是I=fungsi1(I);带[jadwal,i]=fungsi1(JSenin1,jsen2,jsen3,jsen4,i)