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<?= [preg_match_all('/(.).?/u', 'アローラロコン', $m), implode($m[1])][1] ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/7aS79
function name:  (null)
number of ops:  12
compiled vars:  !0 = $m
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    1     0  E >   INIT_FCALL                                                   'preg_match_all'
          1        SEND_VAL                                                     '%2F%28.%29.%3F%2Fu'
          2        SEND_VAL                                                     '%E3%82%A2%E3%83%AD%E3%83%BC%E3%83%A9%E3%83%AD%E3%82%B3%E3%83%B3'
          3        SEND_REF                                                     !0
          4        DO_ICALL                                             $1      
          5        INIT_ARRAY                                           ~2      $1
          6        FETCH_DIM_R                                          ~3      !0, 1
          7        FRAMELESS_ICALL_1                implode             ~4      ~3
          8        ADD_ARRAY_ELEMENT                                    ~2      ~4
          9        FETCH_DIM_R                                          ~5      ~2, 1
         10        ECHO                                                         ~5
         11      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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