How can I split a string?

Hi, I have this string '0231563972' and i want to split it, put a space between the number: '0 2 3 1 5 6 3 9 7 2'. Can you give me suggestions?

Answer 1

[Walter Roberson]

S = '0231563972';

newS = regexprep(S, '(.)(?=.)', '$1 ');

or

newS = strjoin(num2cell(S),' ');