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<?php $matches = new stdClass; preg_match("((foo)+)", "foo", $matches); var_dump($matches);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/XUJ5m
function name:  (null)
number of ops:  12
compiled vars:  !0 = $matches
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $1      'stdClass'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
    4     3        INIT_FCALL                                               'preg_match'
          4        SEND_VAL                                                 '%28%28foo%29%2B%29'
          5        SEND_VAL                                                 'foo'
          6        SEND_REF                                                 !0
          7        DO_ICALL                                                 
    6     8        INIT_FCALL                                               'var_dump'
          9        SEND_VAR                                                 !0
         10        DO_ICALL                                                 
         11      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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