File handeling

I am new to matlab. I have written a function which adds two number a and b. I want to pass these parameters to the function from a file(text), any video tutorial or any kind of help will be appreciated. which file is best to use with MATLAB? It will be better if the data file will look like:

a b

10 9

Answer 1

[Walter Roberson]

Please refer to one of the Mathworks Technical Solutions 1-1927B