1) Given the following MATLAB for loop: for a= 1:6 b=a*3; end What is the value of b upon completion of the loop?

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Alex Degaga 2015-3-26

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https://ww2.mathworks.cn/matlabcentral/answers/194595-1-given-the-following-matlab-for-loop-for-a-1-6-b-a-3-end-what-is-the-value-of-b-upon-completi

评论： Alex Degaga 2015-3-26

1) Given the following MATLAB for loop:

for a= 1:6
b=a*3;
end

What is the value of b upon completion of the loop?

2) Given the following MATLAB for loop:

for a= 1:6
b=a*3;
end

Once the loop has completed, what is the value of a?

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James Tursa 2015-3-26

编辑：James Tursa 2015-3-26

Seriously, it would be less effort to simply copy and paste that loop into MATLAB than to create this Question. Just do it and see what the result is.

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Answer 1

James Tursa 2015-3-26

1
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此回答的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/194595-1-given-the-following-matlab-for-loop-for-a-1-6-b-a-3-end-what-is-the-value-of-b-upon-completi#answer_172888

在 MATLAB Online 中打开

- Highlight all three lines of the for loop
- Press Ctrl-C
- Click on the MATLAB command window (the one with the >> showing)
- Press Ctrl-V
- Examine the values of a and b