matlab 移动（复制）文件到另一个文件夹

sourcePath = '.\Square_train';  
targetPath = '.\Square_test';  

fileList = dir(sourcePath);  
  
for k = 3 :5: length(fileList)  
    movefile([sourcePath,'\',fileList(k).name],targetPath);
end 

%copyfile([sourcePath,'\',fileList(k).name],targetPath)