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<?php setlocale(LC_ALL, "en_US.utf8"); var_dump(escapeshellarg("\xc3\xbf"));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/rdjpk
function name:  (null)
number of ops:  11
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                                   'setlocale'
          1        SEND_VAL                                                     6
          2        SEND_VAL                                                     'en_US.utf8'
          3        DO_ICALL                                                     
    4     4        INIT_FCALL                                                   'var_dump'
          5        INIT_FCALL                                                   'escapeshellarg'
          6        SEND_VAL                                                     '%C3%BF'
          7        DO_ICALL                                             $1      
          8        SEND_VAR                                                     $1
          9        DO_ICALL                                                     
         10      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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