strcat help
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filename=strcat('frame',num2str(i),'.jpg')
This line is within a for loop so images are created with filenames...
frame1, frame2...frame50
How can I change this line of code so that it is... frame001, frame002 ... frame050
采纳的回答
Jan
2011-8-20
filename = sprintf('frame%03d.jpg', i)
更多回答（2 个）
Micky Elias
2020-5-19
0 个投票
filename=strcat(num2str(img,'%04i'),'.jpg');
1 个评论
Walter Roberson
2020-5-19
%03i not %04i for the user question.
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