convert an array of alphabet letters into numbers ; A =a1, B =2, C = 3 etc.

Hi everyone can you have me solve this problem

i have a code change numbers into letters is

Alphabet = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
numbers = [3,6,12,1,1,3]
letters = Alphabet(numbers)

Can you give me a code change letters into numbers ?

Thanks you very much

Answer 1

[madhan ravi]

Alphabet = ['C      F      L      A      A      C' ];
[ii, lo] = ismember(Alphabet, 'A':'Z');
Numbers = lo(ii)

Answer 2

[Kanupriya Singh]

I think using this code would help you out:

word = 'WELCOME'
double(word) - 64