fprinf format

Question

Win Thomas Halim 2011-5-9

0
链接

此问题的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/7050-fprinf-format

hi, i have this problem, suppose i have

x=[1,2,3]
y=[4,5,6]
z=[7,8,9]
i had it save use "fid=fopen" and "fprintf" command to "results.str", how to make the results.str saved in this following format:
s
100
1
7 1 4
8 2 5
9 3 6
which "s" 100 and 1 is a constant value to begin with, followed by z in the first column, then x and y.

anyone can help?

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Answer 1

Paulo Silva 2011-5-9

1
链接

此回答的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/7050-fprinf-format#answer_9646

在 MATLAB Online 中打开

x=[1,2,3]
y=[4,5,6]
z=[7,8,9]
FileName='results';
FID = fopen(FileName, 'w');
if FID < 0, error('Cannot open file'); end
data = [z', x', y'];
fprintf(FID, 's\n%g\n%g\n', 100,1);
fprintf(FID, '%g %g %g\n', data');
fclose(FID);