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<?php if (!function_exists('json_encode')) { function json_encode($it) { if (!($assoc = is_object($it)) && !is_array($it)) { return _js_enc_value($it); } if ($assoc) { $it = get_object_vars($it); } else { $assoc = $it === array_values($it); } $data = array(); foreach ($it as $k => $v) { $v = _js_enc_value($v); if ($assoc) { $k = (string)$k; if (preg_match('//u', $k)) { $k = _js_enc_value($k); $data[] = $k . ':' . $v; } } else { $data[] = $v; } } if ($assoc) { $bl = '{'; $br = '}'; } else { $bl = '['; $br = ']'; } return $bl . implode(',', $data) . $br; } function _js_enc_value($value) { switch (true) { case is_array($value): case is_object($value): return json_encode($value); case $value === null: case is_resource($value): return 'null'; case is_bool($value): return $value ? 'true' : 'false'; case is_string($value) && preg_match('//u', $value): return '"' . _js_uc_esc($value) . '"'; default: return $value; } } function _js_uc_esc($value) { $pattern = "@[\x08-\x0a\x0c\x0d\\\\\"/]|([^\x08-\x0a\x0c\x0d\x20-\x7f\\\\\"/])++@u"; return preg_replace_callback($pattern, '_js_uc_esc_cb', $value); } function _js_uc_esc_cb($matches) { switch (true) { case isset($matches[1]): $char = mb_convert_encoding($matches[0], 'UTF-16', 'UTF-8'); $str = ''; $len = strlen($char); for ($i = 0; $i < $len; $i += 2) { $str .= sprintf('\\u%02x%02x', ord($char[$i]), ord($char[$i + 1]) ); } return $str; default: return addcslashes($matches[0], "\x08\x09\x0a\x0c\x0d\\\"/"); } } } $var = array( array( 'text', 1, 1.1, true, false, null, array(), new stdClass, ), array( '&\'/"' => "\r\n\t", '' => '', ), array( '0' => 'hoge', '1' => 'foo', ), (object)array( '0' => 'hoge', '1' => 'foo', ), array( '0' => 'hoge', '2' => 'foo', ), (object)array( '0' => 'hoge', '2' => 'foo', ), ); var_dump(json_encode($var));
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 5, Position 2 = 9
Branch analysis from position: 5
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
filename:       /in/O4ZPs
function name:  (null)
number of ops:  35
compiled vars:  !0 = $var
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'function_exists'
          1        SEND_VAL                                                 'json_encode'
          2        DO_ICALL                                         $1      
          3        BOOL_NOT                                         ~2      $1
          4      > JMPZ                                                     ~2, ->9
    5     5    >   DECLARE_FUNCTION                                         'json_encode'
   37     6        DECLARE_FUNCTION                                         '_js_enc_value'
   54     7        DECLARE_FUNCTION                                         '_js_uc_esc'
   59     8        DECLARE_FUNCTION                                         '_js_uc_esc_cb'
   81     9    >   INIT_ARRAY                                       ~3      'text'
   82    10        ADD_ARRAY_ELEMENT                                ~3      1
   83    11        ADD_ARRAY_ELEMENT                                ~3      1.1
   81    12        ADD_ARRAY_ELEMENT                                ~3      <true>
         13        ADD_ARRAY_ELEMENT                                ~3      <false>
         14        ADD_ARRAY_ELEMENT                                ~3      null
         15        ADD_ARRAY_ELEMENT                                ~3      <array>
   88    16        NEW                                              $4      'stdClass'
         17        DO_FCALL                                      0          
         18        ADD_ARRAY_ELEMENT                                ~3      $4
         19        INIT_ARRAY                                       ~6      ~3
   81    20        ADD_ARRAY_ELEMENT                                ~6      <array>
         21        ADD_ARRAY_ELEMENT                                ~6      <array>
   99    22        CAST                                          8  ~7      <array>
         23        ADD_ARRAY_ELEMENT                                ~6      ~7
   81    24        ADD_ARRAY_ELEMENT                                ~6      <array>
  107    25        CAST                                          8  ~8      <array>
         26        ADD_ARRAY_ELEMENT                                ~6      ~8
   79    27        ASSIGN                                                   !0, ~6
  112    28        INIT_FCALL                                               'var_dump'
         29        INIT_FCALL                                               'json_encode'
         30        SEND_VAR                                                 !0
         31        DO_ICALL                                         $10     
         32        SEND_VAR                                                 $10
         33        DO_ICALL                                                 
         34      > RETURN                                                   1

Function %00json_encode%2Fin%2FO4ZPs%3A5%240:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 46) Position 1 = 5, Position 2 = 8
Branch analysis from position: 5
2 jumps found. (Code = 43) Position 1 = 9, Position 2 = 13
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 13
2 jumps found. (Code = 43) Position 1 = 14, Position 2 = 19
Branch analysis from position: 14
1 jumps found. (Code = 42) Position 1 = 24
Branch analysis from position: 24
2 jumps found. (Code = 77) Position 1 = 26, Position 2 = 52
Branch analysis from position: 26
2 jumps found. (Code = 78) Position 1 = 27, Position 2 = 52
Branch analysis from position: 27
2 jumps found. (Code = 43) Position 1 = 33, Position 2 = 49
Branch analysis from position: 33
2 jumps found. (Code = 43) Position 1 = 40, Position 2 = 48
Branch analysis from position: 40
1 jumps found. (Code = 42) Position 1 = 51
Branch analysis from position: 51
1 jumps found. (Code = 42) Position 1 = 26
Branch analysis from position: 26
Branch analysis from position: 48
Branch analysis from position: 49
1 jumps found. (Code = 42) Position 1 = 26
Branch analysis from position: 26
Branch analysis from position: 52
2 jumps found. (Code = 43) Position 1 = 54, Position 2 = 57
Branch analysis from position: 54
1 jumps found. (Code = 42) Position 1 = 59
Branch analysis from position: 59
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 57
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 52
Branch analysis from position: 19
2 jumps found. (Code = 77) Position 1 = 26, Position 2 = 52
Branch analysis from position: 26
Branch analysis from position: 52
Branch analysis from position: 8
filename:       /in/O4ZPs
function name:  json_encode
number of ops:  67
compiled vars:  !0 = $it, !1 = $assoc, !2 = $data, !3 = $v, !4 = $k, !5 = $bl, !6 = $br
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   RECV                                             !0      
    6     1        TYPE_CHECK                                  256  ~7      !0
          2        ASSIGN                                           ~8      !1, ~7
          3        BOOL_NOT                                         ~9      ~8
          4      > JMPZ_EX                                          ~9      ~9, ->8
          5    >   TYPE_CHECK                                  128  ~10     !0
          6        BOOL_NOT                                         ~11     ~10
          7        BOOL                                             ~9      ~11
          8    > > JMPZ                                                     ~9, ->13
    7     9    >   INIT_FCALL_BY_NAME                                       '_js_enc_value'
         10        SEND_VAR_EX                                              !0
         11        DO_FCALL                                      0  $12     
         12      > RETURN                                                   $12
    9    13    > > JMPZ                                                     !1, ->19
   10    14    >   INIT_FCALL                                               'get_object_vars'
         15        SEND_VAR                                                 !0
         16        DO_ICALL                                         $13     
         17        ASSIGN                                                   !0, $13
         18      > JMP                                                      ->24
   12    19    >   INIT_FCALL                                               'array_values'
         20        SEND_VAR                                                 !0
         21        DO_ICALL                                         $15     
         22        IS_IDENTICAL                                     ~16     !0, $15
         23        ASSIGN                                                   !1, ~16
   14    24    >   ASSIGN                                                   !2, <array>
   15    25      > FE_RESET_R                                       $19     !0, ->52
         26    > > FE_FETCH_R                                       ~20     $19, !3, ->52
         27    >   ASSIGN                                                   !4, ~20
   16    28        INIT_FCALL_BY_NAME                                       '_js_enc_value'
         29        SEND_VAR_EX                                              !3
         30        DO_FCALL                                      0  $22     
         31        ASSIGN                                                   !3, $22
   17    32      > JMPZ                                                     !1, ->49
   18    33    >   CAST                                          6  ~24     !4
         34        ASSIGN                                                   !4, ~24
   19    35        INIT_FCALL                                               'preg_match'
         36        SEND_VAL                                                 '%2F%2Fu'
         37        SEND_VAR                                                 !4
         38        DO_ICALL                                         $26     
         39      > JMPZ                                                     $26, ->48
   20    40    >   INIT_FCALL_BY_NAME                                       '_js_enc_value'
         41        SEND_VAR_EX                                              !4
         42        DO_FCALL                                      0  $27     
         43        ASSIGN                                                   !4, $27
   21    44        CONCAT                                           ~30     !4, '%3A'
         45        CONCAT                                           ~31     ~30, !3
         46        ASSIGN_DIM                                               !2
         47        OP_DATA                                                  ~31
         48    > > JMP                                                      ->51
   24    49    >   ASSIGN_DIM                                               !2
         50        OP_DATA                                                  !3
   15    51    > > JMP                                                      ->26
         52    >   FE_FREE                                                  $19
   27    53      > JMPZ                                                     !1, ->57
   28    54    >   ASSIGN                                                   !5, '%7B'
   29    55        ASSIGN                                                   !6, '%7D'
         56      > JMP                                                      ->59
   31    57    >   ASSIGN                                                   !5, '%5B'
   32    58        ASSIGN                                                   !6, '%5D'
   34    59    >   INIT_FCALL                                               'implode'
         60        SEND_VAL                                                 '%2C'
         61        SEND_VAR                                                 !2
         62        DO_ICALL                                         $37     
         63        CONCAT                                           ~38     !5, $37
         64        CONCAT                                           ~39     ~38, !6
         65      > RETURN                                                   ~39
   35    66*     > RETURN                                                   null

End of function %00json_encode%2Fin%2FO4ZPs%3A5%240

Function %00_js_enc_value%2Fin%2FO4ZPs%3A37%241:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 44) Position 1 = 3, Position 2 = 20
Branch analysis from position: 3
2 jumps found. (Code = 44) Position 1 = 5, Position 2 = 20
Branch analysis from position: 5
2 jumps found. (Code = 44) Position 1 = 7, Position 2 = 24
Branch analysis from position: 7
2 jumps found. (Code = 44) Position 1 = 9, Position 2 = 24
Branch analysis from position: 9
2 jumps found. (Code = 44) Position 1 = 11, Position 2 = 25
Branch analysis from position: 11
2 jumps found. (Code = 46) Position 1 = 13, Position 2 = 18
Branch analysis from position: 13
2 jumps found. (Code = 44) Position 1 = 19, Position 2 = 30
Branch analysis from position: 19
1 jumps found. (Code = 42) Position 1 = 36
Branch analysis from position: 36
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 30
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 18
Branch analysis from position: 25
2 jumps found. (Code = 43) Position 1 = 26, Position 2 = 28
Branch analysis from position: 26
1 jumps found. (Code = 42) Position 1 = 29
Branch analysis from position: 29
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 28
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 24
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 24
Branch analysis from position: 20
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 20
filename:       /in/O4ZPs
function name:  _js_enc_value
number of ops:  38
compiled vars:  !0 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   37     0  E >   RECV                                             !0      
   39     1        TYPE_CHECK                                  128          !0
          2      > JMPNZ                                                    ~2, ->20
   40     3    >   TYPE_CHECK                                  256          !0
          4      > JMPNZ                                                    ~3, ->20
   42     5    >   TYPE_CHECK                                    2          !0
          6      > JMPNZ                                                    ~4, ->24
   43     7    >   TYPE_CHECK                                  512          !0
          8      > JMPNZ                                                    ~5, ->24
   45     9    >   TYPE_CHECK                                   12          !0
         10      > JMPNZ                                                    ~6, ->25
   47    11    >   TYPE_CHECK                                   64  ~7      !0
         12      > JMPZ_EX                                          ~7      ~7, ->18
         13    >   INIT_FCALL                                               'preg_match'
         14        SEND_VAL                                                 '%2F%2Fu'
         15        SEND_VAR                                                 !0
         16        DO_ICALL                                         $8      
         17        BOOL                                             ~7      $8
         18    > > JMPNZ                                                    ~7, ->30
         19    > > JMP                                                      ->36
   41    20    >   INIT_FCALL                                               'json_encode'
         21        SEND_VAR                                                 !0
         22        DO_ICALL                                         $9      
         23      > RETURN                                                   $9
   44    24    > > RETURN                                                   'null'
   46    25    > > JMPZ                                                     !0, ->28
         26    >   QM_ASSIGN                                        ~10     'true'
         27      > JMP                                                      ->29
         28    >   QM_ASSIGN                                        ~10     'false'
         29    > > RETURN                                                   ~10
   48    30    >   INIT_FCALL_BY_NAME                                       '_js_uc_esc'
         31        SEND_VAR_EX                                              !0
         32        DO_FCALL                                      0  $11     
         33        CONCAT                                           ~12     '%22', $11
         34        CONCAT                                           ~13     ~12, '%22'
         35      > RETURN                                                   ~13
   50    36    > > RETURN                                                   !0
   52    37*     > RETURN                                                   null

End of function %00_js_enc_value%2Fin%2FO4ZPs%3A37%241

Function %00_js_uc_esc%2Fin%2FO4ZPs%3A54%242:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/O4ZPs
function name:  _js_uc_esc
number of ops:  9
compiled vars:  !0 = $value, !1 = $pattern
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   54     0  E >   RECV                                             !0      
   55     1        ASSIGN                                                   !1, '%40%5B%08-%0A%0C%0D%5C%5C%22%2F%5D%7C%28%5B%5E%08-%0A%0C%0D+-%7F%5C%5C%22%2F%5D%29%2B%2B%40u'
   56     2        INIT_FCALL                                               'preg_replace_callback'
          3        SEND_VAR                                                 !1
          4        SEND_VAL                                                 '_js_uc_esc_cb'
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $3      
          7      > RETURN                                                   $3
   57     8*     > RETURN                                                   null

End of function %00_js_uc_esc%2Fin%2FO4ZPs%3A54%242

Function %00_js_uc_esc_cb%2Fin%2FO4ZPs%3A59%243:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 44) Position 1 = 3, Position 2 = 4
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 35
Branch analysis from position: 35
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 32
Branch analysis from position: 32
2 jumps found. (Code = 44) Position 1 = 34, Position 2 = 16
Branch analysis from position: 34
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 16
2 jumps found. (Code = 44) Position 1 = 34, Position 2 = 16
Branch analysis from position: 34
Branch analysis from position: 16
filename:       /in/O4ZPs
function name:  _js_uc_esc_cb
number of ops:  42
compiled vars:  !0 = $matches, !1 = $char, !2 = $str, !3 = $len, !4 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   59     0  E >   RECV                                             !0      
   61     1        ISSET_ISEMPTY_DIM_OBJ                         0          !0, 1
          2      > JMPNZ                                                    ~6, ->4
          3    > > JMP                                                      ->35
   62     4    >   INIT_FCALL                                               'mb_convert_encoding'
          5        FETCH_DIM_R                                      ~7      !0, 0
          6        SEND_VAL                                                 ~7
          7        SEND_VAL                                                 'UTF-16'
          8        SEND_VAL                                                 'UTF-8'
          9        DO_ICALL                                         $8      
         10        ASSIGN                                                   !1, $8
   63    11        ASSIGN                                                   !2, ''
   64    12        STRLEN                                           ~11     !1
         13        ASSIGN                                                   !3, ~11
   65    14        ASSIGN                                                   !4, 0
         15      > JMP                                                      ->32
   66    16    >   INIT_FCALL                                               'sprintf'
         17        SEND_VAL                                                 '%5Cu%2502x%2502x'
   67    18        INIT_FCALL                                               'ord'
         19        FETCH_DIM_R                                      ~14     !1, !4
         20        SEND_VAL                                                 ~14
         21        DO_ICALL                                         $15     
         22        SEND_VAR                                                 $15
   68    23        INIT_FCALL                                               'ord'
         24        ADD                                              ~16     !4, 1
         25        FETCH_DIM_R                                      ~17     !1, ~16
         26        SEND_VAL                                                 ~17
         27        DO_ICALL                                         $18     
         28        SEND_VAR                                                 $18
         29        DO_ICALL                                         $19     
         30        ASSIGN_OP                                     8          !2, $19
   65    31        ASSIGN_OP                                     1          !4, 2
         32    >   IS_SMALLER                                               !4, !3
         33      > JMPNZ                                                    ~22, ->16
   71    34    > > RETURN                                                   !2
   73    35    >   INIT_FCALL                                               'addcslashes'
         36        FETCH_DIM_R                                      ~23     !0, 0
         37        SEND_VAL                                                 ~23
         38        SEND_VAL                                                 '%08%09%0A%0C%0D%5C%22%2F'
         39        DO_ICALL                                         $24     
         40      > RETURN                                                   $24
   75    41*     > RETURN                                                   null

End of function %00_js_uc_esc_cb%2Fin%2FO4ZPs%3A59%243

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