outputing data into a txt file

hello everyone,

I was wonderin how to open a file with the name "data.txt" and then outpout the values

a=25,27,24,36
b=19,20,22,17
c=12,34,56,33

just with commands. I don't want to open the file manually and copy and paste. Thank you in advance

Answer 1

[Azzi Abdelmalek]

a=[25,27,24,36]
b=[19,20,22,17]
c=[12,34,56,33]
M=[a;b;c]
dlmwrite('data.txt',M)