adjust a txt file and delete some strings from it ?

hello, if I have a txt file like this:

p 1 = 1 B9 7 ;

p 2 = 2 E3 D ;

p 3 = 3 12 F ;

p 4 = 4 C8 2 ;

 and I want to delete p num.= (i.e.everything before the =)  from each line then concatenate all the lines together to get (1B972E3D3 12F4C82). can you please help me?

Answer 1

[KSSV]

fid = fopen('data.txt') ;
S = textscan(fid,'%s %d %s %d %s %s') ;
fclose(fid) ;
% pick the required cells 
S = S(4:end) ;
% join them 
S = strcat(num2str(S{1}),S{2},S{3}) ;
% remove zeros if any
S(2:2:end) = [];
% single line 
[S{:}]

[mia saam]

hello, thank you for answering my question but what if I have (N) of lines and I want to do the same operations?

[KSSV]

Try the same code...if any error..you are welcome.

[mia saam]

thank you so much