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<?php $some_string = "Ку ку"; $arra_c = array( "UTF-8", "ASCII", "ISO-8859-1", "ISO-8859-2", "ISO-8859-3", "ISO-8859-4", "ISO-8859-6", "ISO-8859-7", "ISO-8859-8", "ISO-8859-9", "ISO-8859-10", "ISO-8859-13", "ISO-8859-14", "ISO-8859-15", "HZ", "EUC-TW", "CP950", "BIG-5", "EUC-KR", "UHC",// (CP949) "ISO-2022-KR", "Windows-1251",// (CP1251) "Windows-1252",// (CP1252) "CP866",// (IBM866) "KOI8-R"); foreach($arra_c as $k => $v){ var_dump(mb_convert_encoding($some_string,$v,"UTF-8" ). "-" . $v ." # ". strlen(json_encode(array('message' => mb_convert_encoding($some_string,$v,"UTF-8" ))))); } //var_dump(mb_detect_encoding($some_string)); //var_dump(strlen(json_encode(array('message' => $some_string))));
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 28
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 28
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 28
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 28
filename:       /in/ftRiK
function name:  (null)
number of ops:  30
compiled vars:  !0 = $some_string, !1 = $arra_c, !2 = $v, !3 = $k
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '%D0%9A%D1%83+%D0%BA%D1%83'
    5     1        ASSIGN                                                   !1, <array>
   32     2      > FE_RESET_R                                       $6      !1, ->28
          3    > > FE_FETCH_R                                       ~7      $6, !2, ->28
          4    >   ASSIGN                                                   !3, ~7
   34     5        INIT_FCALL                                               'var_dump'
          6        INIT_FCALL                                               'mb_convert_encoding'
          7        SEND_VAR                                                 !0
          8        SEND_VAR                                                 !2
          9        SEND_VAL                                                 'UTF-8'
         10        DO_ICALL                                         $9      
         11        CONCAT                                           ~10     $9, '-'
         12        CONCAT                                           ~11     ~10, !2
         13        CONCAT                                           ~12     ~11, '+%23+'
         14        INIT_FCALL                                               'json_encode'
         15        INIT_FCALL                                               'mb_convert_encoding'
         16        SEND_VAR                                                 !0
         17        SEND_VAR                                                 !2
         18        SEND_VAL                                                 'UTF-8'
         19        DO_ICALL                                         $13     
         20        INIT_ARRAY                                       ~14     $13, 'message'
         21        SEND_VAL                                                 ~14
         22        DO_ICALL                                         $15     
         23        STRLEN                                           ~16     $15
         24        CONCAT                                           ~17     ~12, ~16
         25        SEND_VAL                                                 ~17
         26        DO_ICALL                                                 
   32    27      > JMP                                                      ->3
         28    >   FE_FREE                                                  $6
   41    29      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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