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<?php $string = "\xe2\x82\xac"; var_dump(mb_internal_encoding()); var_dump($string); var_dump(unpack('C*', $string)); $utf8string = mb_convert_encoding($string, "UTF-8"); var_dump($utf8string); var_dump(unpack('C*', $utf8string)); mb_internal_encoding("UTF-8"); var_dump($string); var_dump($utf8string);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/e58pn
function name:  (null)
number of ops:  41
compiled vars:  !0 = $string, !1 = $utf8string
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, '%E2%82%AC'
    5     1        INIT_FCALL                                                   'var_dump'
          2        INIT_FCALL                                                   'mb_internal_encoding'
          3        DO_ICALL                                             $3      
          4        SEND_VAR                                                     $3
          5        DO_ICALL                                                     
    6     6        INIT_FCALL                                                   'var_dump'
          7        SEND_VAR                                                     !0
          8        DO_ICALL                                                     
    7     9        INIT_FCALL                                                   'var_dump'
         10        INIT_FCALL                                                   'unpack'
         11        SEND_VAL                                                     'C%2A'
         12        SEND_VAR                                                     !0
         13        DO_ICALL                                             $6      
         14        SEND_VAR                                                     $6
         15        DO_ICALL                                                     
    8    16        INIT_FCALL                                                   'mb_convert_encoding'
         17        SEND_VAR                                                     !0
         18        SEND_VAL                                                     'UTF-8'
         19        DO_ICALL                                             $8      
         20        ASSIGN                                                       !1, $8
    9    21        INIT_FCALL                                                   'var_dump'
         22        SEND_VAR                                                     !1
         23        DO_ICALL                                                     
   10    24        INIT_FCALL                                                   'var_dump'
         25        INIT_FCALL                                                   'unpack'
         26        SEND_VAL                                                     'C%2A'
         27        SEND_VAR                                                     !1
         28        DO_ICALL                                             $11     
         29        SEND_VAR                                                     $11
         30        DO_ICALL                                                     
   12    31        INIT_FCALL                                                   'mb_internal_encoding'
         32        SEND_VAL                                                     'UTF-8'
         33        DO_ICALL                                                     
   14    34        INIT_FCALL                                                   'var_dump'
         35        SEND_VAR                                                     !0
         36        DO_ICALL                                                     
   15    37        INIT_FCALL                                                   'var_dump'
         38        SEND_VAR                                                     !1
         39        DO_ICALL                                                     
         40      > RETURN                                                       1

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