How can I take part of vector

Question

skysky2000 2017-1-31

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https://ww2.mathworks.cn/matlabcentral/answers/322693-how-can-i-take-part-of-vector

评论： Stephen23 2017-1-31

Dear all; I have vector a=[1 2 5 66 7 88 9 0 23 12] and c=4; The question is , How can i take first 4 cell from vector a depend on c

result = [ 1 2 5 66];

Thanks for always helping me....

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Stephen23 2017-1-31

This kind of very basic MATLAB usage is introduced in the Introductory Tutorials. All beginners should do the introductory tutorials, because otherwise they will not know how to use basic MATLAB concepts:

https://www.mathworks.com/help/matlab/getting-started-with-matlab.html

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Answer 1

John D'Errico 2017-1-31

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此回答的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/322693-how-can-i-take-part-of-vector#answer_252742

在 MATLAB Online 中打开

It is time for you to read the getting started tutorials about MATLAB. In there you will have learned to use indexing, and such basic ideas as the colon operator.

result = a(1:c);