read number from file name leaving special characters

 data_3dsar_pass1_az001_HH.mat

This is the filename. I need to read in the serial number at the end of the string. I have 360 such files starting from 001 to 360. how do i do it.

Answer 1

[KSSV]

matfiles = dir('*.mat') ;  % you are in the folder of mat files 
N = length(matfiles) ;     % total number of files 
% loop for each file 
for i = 1:N 
    thisfile = matfiles(i).name 
    % do what you want
end

[Oindri]

How does one read in the characters & special characters in order to ignore them

[KSSV]

What's the necessity to read?

[Oindri]

Thanks. Anyways, I had to make some modifications.

[KSSV]

fine..I hope your problem is solved....