path = 'G:\test\';
fileExt = '*.mat';
files = dir(fullfile(path,fileExt));
len = size(files,1);
for i=1:len
fileName = strcat(path,files(i,1).name),
end;
参考博客：https://blog.csdn.net/carson2005/article/details/17263083
https://blog.csdn.net/carson2005/article/details/17263083
