Parse a string in php into an array?

Question

PHP

There are two options for the strings First Name Last Name1,2 and First Name Last Name
I need to get arrays of the form Array("name"=>"First Name Last Name", "num"=> "1,2") and Array ("name"=>"I. O. Surname", "num"=> "")
How can this be done in the simplest way?
Examples:
T. A. Kolpakova2,3
A. V. Chechushkov1

Answer 1

/(.*?)([\d,]+)/
UPD:
/^(.*?)([\d,]+)?$/

Answer 2

preg_match_all('|(.+)(\d?.*)|', $str, $matches);

Answer 3

([A-Z]\. [A-Z]\. [A-Z]*)([,0-9].*)?