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<?php print_r( preg_split('#(?:[\s\\\\_]|(?<!\d)/(?!\d))+#u', '925/123 Black/Jack') );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/hrOpf
function name:  (null)
number of ops:  8
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'print_r'
          1        INIT_FCALL                                               'preg_split'
          2        SEND_VAL                                                 '%23%28%3F%3A%5B%5Cs%5C%5C_%5D%7C%28%3F%3C%21%5Cd%29%2F%28%3F%21%5Cd%29%29%2B%23u'
          3        SEND_VAL                                                 '925%2F123+Black%2FJack'
          4        DO_ICALL                                         $0      
          5        SEND_VAR                                                 $0
          6        DO_ICALL                                                 
          7      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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