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<?php $p = '/([a-z0-9]+\*(?:$|\s+))|([^\s]+)/'; $a = array('Optionsschei*', 'optionsschei*', 'Optionsschein', 'optionsschein', 'Optionsschei* test', 'optionsschei* test'); foreach ($a as $q) { echo "\n\n$q\n"; $res = preg_match_all($p, $q, $m); var_dump($m); var_dump($res); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 21
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 21
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 21
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 21
filename:       /in/4JYAB
function name:  (null)
number of ops:  23
compiled vars:  !0 = $p, !1 = $a, !2 = $q, !3 = $res, !4 = $m
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '%2F%28%5Ba-z0-9%5D%2B%5C%2A%28%3F%3A%24%7C%5Cs%2B%29%29%7C%28%5B%5E%5Cs%5D%2B%29%2F'
    3     1        ASSIGN                                                   !1, <array>
    4     2      > FE_RESET_R                                       $7      !1, ->21
          3    > > FE_FETCH_R                                               $7, !2, ->21
    5     4    >   ROPE_INIT                                     3  ~9      '%0A%0A'
          5        ROPE_ADD                                      1  ~9      ~9, !2
          6        ROPE_END                                      2  ~8      ~9, '%0A'
          7        ECHO                                                     ~8
    6     8        INIT_FCALL                                               'preg_match_all'
          9        SEND_VAR                                                 !0
         10        SEND_VAR                                                 !2
         11        SEND_REF                                                 !4
         12        DO_ICALL                                         $11     
         13        ASSIGN                                                   !3, $11
    7    14        INIT_FCALL                                               'var_dump'
         15        SEND_VAR                                                 !4
         16        DO_ICALL                                                 
    8    17        INIT_FCALL                                               'var_dump'
         18        SEND_VAR                                                 !3
         19        DO_ICALL                                                 
    4    20      > JMP                                                      ->3
         21    >   FE_FREE                                                  $7
    9    22      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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