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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); } $i = 0; $it = (array)$it; if (!$assoc) { foreach ($it as $k => $v) { if ($k !== $i) { $assoc = true; break; } $i++; } } $data = array(); foreach ($it as $k => $v) { $v = _js_enc_value($v); if ($assoc) { $k = _js_enc_value((string)$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): 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/ZXPMm
function name:  (null)
number of ops:  37
compiled vars:  !0 = $var
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   4     0  E >   INIT_FCALL                                               'function_exists'
         1        SEND_VAL                                                 'json_encode'
         2        DO_ICALL                                         $1      
         3        BOOL_XOR                                         ~2      $1
         4      > JMPZ                                                     ~2, ->9
   6     5    >   DECLARE_FUNCTION                                         'json_encode'
  41     6        DECLARE_FUNCTION                                         '_js_enc_value'
  58     7        DECLARE_FUNCTION                                         '_js_uc_esc'
  63     8        DECLARE_FUNCTION                                         '_js_uc_esc_cb'
  85     9    >   INIT_ARRAY                                       ~3      'text'
  86    10        ADD_ARRAY_ELEMENT                                ~3      1
  87    11        ADD_ARRAY_ELEMENT                                ~3      1.1
  85    12        ADD_ARRAY_ELEMENT                                ~3      <true>
        13        ADD_ARRAY_ELEMENT                                ~3      <false>
        14        ADD_ARRAY_ELEMENT                                ~3      null
        15        ADD_ARRAY_ELEMENT                                ~3      <array>
  92    16        NEW                                              $4      :54
        17        DO_FCALL                                      0          
        18        ADD_ARRAY_ELEMENT                                ~3      $4
        19        INIT_ARRAY                                       ~6      ~3
  85    20        ADD_ARRAY_ELEMENT                                ~6      <array>
        21        ADD_ARRAY_ELEMENT                                ~6      <array>
 103    22        MAKE_REF                                         ~7      <array>
        23        ADD_ARRAY_ELEMENT                                ~6      ~7
  85    24        ADD_ARRAY_ELEMENT                                ~6      <array>
 111    25        MAKE_REF                                         ~8      <array>
        26        ADD_ARRAY_ELEMENT                                ~6      ~8
        27        QM_ASSIGN                                                !0
 116    28        INIT_FCALL                                               'var_dump'
        29        BEGIN_SILENCE                                    ~10     
        30        INIT_FCALL                                               'json_encode'
        31        SEND_VAR                                                 !0
        32        DO_ICALL                                         $11     
        33        END_SILENCE                                              ~10
        34        SEND_VAR                                                 $11
        35        DO_ICALL                                                 
        36      > RETURN                                                   1

Function %00json_encode%2Fin%2FZXPMm0x7f6c4bc7a3a9:
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 = 18, Position 2 = 29
Branch analysis from position: 18
2 jumps found. (Code = 77) Position 1 = 19, Position 2 = 28
Branch analysis from position: 19
2 jumps found. (Code = 78) Position 1 = 20, Position 2 = 28
Branch analysis from position: 20
2 jumps found. (Code = 43) Position 1 = 23, Position 2 = 25
Branch analysis from position: 23
1 jumps found. (Code = 42) Position 1 = 28
Branch analysis from position: 28
2 jumps found. (Code = 77) Position 1 = 31, Position 2 = 51
Branch analysis from position: 31
2 jumps found. (Code = 78) Position 1 = 32, Position 2 = 51
Branch analysis from position: 32
2 jumps found. (Code = 43) Position 1 = 38, Position 2 = 48
Branch analysis from position: 38
1 jumps found. (Code = 42) Position 1 = 50
Branch analysis from position: 50
1 jumps found. (Code = 42) Position 1 = 31
Branch analysis from position: 31
Branch analysis from position: 48
1 jumps found. (Code = 42) Position 1 = 31
Branch analysis from position: 31
Branch analysis from position: 51
2 jumps found. (Code = 43) Position 1 = 53, Position 2 = 56
Branch analysis from position: 53
1 jumps found. (Code = 42) Position 1 = 58
Branch analysis from position: 58
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 56
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 51
Branch analysis from position: 25
1 jumps found. (Code = 42) Position 1 = 19
Branch analysis from position: 19
Branch analysis from position: 28
Branch analysis from position: 28
Branch analysis from position: 29
Branch analysis from position: 8
filename:       /in/ZXPMm
function name:  json_encode
number of ops:  66
compiled vars:  !0 = $it, !1 = $assoc, !2 = $i, !3 = $v, !4 = $k, !5 = $data, !6 = $bl, !7 = $br
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   6     0  E >   RECV                                             !0      
   7     1        TYPE_CHECK                                  256  ~8      !0
         2        QM_ASSIGN                                        $9      !1
         3        BOOL_XOR                                         ~10     $9
         4      > JMPZ_EX                                          ~10     ~10, ->8
         5    >   TYPE_CHECK                                  128  ~11     !0
         6        BOOL_XOR                                         ~12     ~11
         7        BOOL                                             ~10     ~12
         8    > > JMPZ                                                     ~10, ->13
   8     9    >   INIT_FCALL_BY_NAME                                       '_js_enc_value'
        10        SEND_VAR_EX                                              !0
        11        DO_FCALL                                      0  $13     
        12      > RETURN                                                   $13
  10    13    >   QM_ASSIGN                                                !2
  11    14        MAKE_REF                                         ~15     !0
        15        QM_ASSIGN                                                !0
  12    16        BOOL_XOR                                         ~17     !1
        17      > JMPZ                                                     ~17, ->29
  13    18    > > FE_RESET_R                                       $18     !0, ->28
        19    > > FE_FETCH_R                                       ~19     $18, !3, ->28
        20    >   QM_ASSIGN                                                !4
  14    21        IS_EQUAL                                         ~21     !4, !2
        22      > JMPZ                                                     ~21, ->25
  15    23    >   QM_ASSIGN                                                !1
  16    24      > JMP                                                      ->28
  18    25    >   POST_INC                                         ~23     !2
        26        FREE                                                     ~23
  13    27      > JMP                                                      ->19
        28    >   FE_FREE                                                  $18
  21    29    >   QM_ASSIGN                                                !5
  22    30      > FE_RESET_R                                       $25     !0, ->51
        31    > > FE_FETCH_R                                       ~26     $25, !3, ->51
        32    >   QM_ASSIGN                                                !4
  23    33        INIT_FCALL_BY_NAME                                       '_js_enc_value'
        34        SEND_VAR_EX                                              !3
        35        DO_FCALL                                      0  $28     
        36        QM_ASSIGN                                                !3
  24    37      > JMPZ                                                     !1, ->48
  25    38    >   INIT_FCALL_BY_NAME                                       '_js_enc_value'
        39        MAKE_REF                                         ~30     !4
        40        SEND_VAL_EX                                              ~30
        41        DO_FCALL                                      0  $31     
        42        QM_ASSIGN                                                !4
  26    43        CONCAT                                           ~34     !4, '%3A'
        44        CONCAT                                           ~35     ~34, !3
        45        ASSIGN_ADD                                    0          !5
        46        OP_DATA                                                  ~35
        47      > JMP                                                      ->50
  28    48    >   ASSIGN_ADD                                    0          !5
        49        OP_DATA                                                  !3
  22    50    > > JMP                                                      ->31
        51    >   FE_FREE                                                  $25
  31    52      > JMPZ                                                     !1, ->56
  32    53    >   QM_ASSIGN                                                !6
  33    54        QM_ASSIGN                                                !7
        55      > JMP                                                      ->58
  35    56    >   QM_ASSIGN                                                !6
  36    57        QM_ASSIGN                                                !7
  38    58    >   INIT_FCALL                                               'implode'
        59        SEND_VAL                                                 '%2C'
        60        SEND_VAR                                                 !5
        61        DO_ICALL                                         $41     
        62        CONCAT                                           ~42     !6, $41
        63        CONCAT                                           ~43     ~42, !7
        64      > RETURN                                                   ~43
  39    65*     > RETURN                                                   null

End of function %00json_encode%2Fin%2FZXPMm0x7f6c4bc7a3a9

Function %00_js_enc_value%2Fin%2FZXPMm0x7f6c4bc7a5b8:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 44) Position 1 = 3, Position 2 = 14
Branch analysis from position: 3
2 jumps found. (Code = 44) Position 1 = 5, Position 2 = 14
Branch analysis from position: 5
2 jumps found. (Code = 44) Position 1 = 7, Position 2 = 18
Branch analysis from position: 7
2 jumps found. (Code = 44) Position 1 = 9, Position 2 = 18
Branch analysis from position: 9
2 jumps found. (Code = 44) Position 1 = 11, Position 2 = 19
Branch analysis from position: 11
2 jumps found. (Code = 44) Position 1 = 13, Position 2 = 24
Branch analysis from position: 13
1 jumps found. (Code = 42) Position 1 = 30
Branch analysis from position: 30
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: 19
2 jumps found. (Code = 43) Position 1 = 20, Position 2 = 22
Branch analysis from position: 20
1 jumps found. (Code = 42) Position 1 = 23
Branch analysis from position: 23
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 22
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 18
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 18
Branch analysis from position: 14
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 14
filename:       /in/ZXPMm
function name:  _js_enc_value
number of ops:  32
compiled vars:  !0 = $value
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
  41     0  E >   RECV                                             !0      
  43     1        TYPE_CHECK                                  128  ~2      !0
         2      > JMPNZ                                                    ~2, ->14
  44     3    >   TYPE_CHECK                                  256  ~3      !0
         4      > JMPNZ                                                    ~3, ->14
  46     5    >   IS_NOT_IDENTICAL                                 ~4      !0, null
         6      > JMPNZ                                                    ~4, ->18
  47     7    >   TYPE_CHECK                                  512  ~5      !0
         8      > JMPNZ                                                    ~5, ->18
  49     9    >   TYPE_CHECK                                   12  ~6      !0
        10      > JMPNZ                                                    ~6, ->19
  51    11    >   TYPE_CHECK                                   64  ~7      !0
        12      > JMPNZ                                                    ~7, ->24
        13    > > JMP                                                      ->30
  45    14    >   INIT_FCALL                                               'json_encode'
        15        SEND_VAR                                                 !0
        16        DO_ICALL                                         $8      
        17      > RETURN                                                   $8
  48    18    > > RETURN                                                   'null'
  50    19    > > JMPZ                                                     !0, ->22
        20    >   ASSIGN_BW_OR                                  0  ~9      'true'
        21      > JMP                                                      ->23
        22    >   ASSIGN_BW_OR                                  0  ~9      'false'
        23    > > RETURN                                                   ~9
  52    24    >   INIT_FCALL_BY_NAME                                       '_js_uc_esc'
        25        SEND_VAR_EX                                              !0
        26        DO_FCALL                                      0  $10     
        27        CONCAT                                           ~11     '%22', $10
        28        CONCAT                                           ~12     ~11, '%22'
        29      > RETURN                                                   ~12
  54    30    > > RETURN                                                   !0
  56    31*     > RETURN                                                   null

End of function %00_js_enc_value%2Fin%2FZXPMm0x7f6c4bc7a5b8

Function %00_js_uc_esc%2Fin%2FZXPMm0x7f6c4bc7a68b:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ZXPMm
function name:  _js_uc_esc
number of ops:  9
compiled vars:  !0 = $value, !1 = $pattern
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
  58     0  E >   RECV                                             !0      
  59     1        QM_ASSIGN                                                !1
  60     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
  61     8*     > RETURN                                                   null

End of function %00_js_uc_esc%2Fin%2FZXPMm0x7f6c4bc7a68b

Function %00_js_uc_esc_cb%2Fin%2FZXPMm0x7f6c4bc7a8ed:
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/ZXPMm
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
-------------------------------------------------------------------------------------
  63     0  E >   RECV                                             !0      
  65     1        ISSET_ISEMPTY_DIM_OBJ                         0  ~6      !0, 1
         2      > JMPNZ                                                    ~6, ->4
         3    > > JMP                                                      ->35
  66     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        QM_ASSIGN                                                !1
  67    11        QM_ASSIGN                                                !2
  68    12        STRLEN                                           ~11     !1
        13        QM_ASSIGN                                                !3
  69    14        QM_ASSIGN                                                !4
        15      > JMP                                                      ->32
  70    16    >   INIT_FCALL                                               'sprintf'
        17        SEND_VAL                                                 '%5Cu%2502x%2502x'
  71    18        INIT_FCALL                                               'ord'
        19        FETCH_DIM_R                                      ~14     !1, !4
        20        SEND_VAL                                                 ~14
        21        DO_ICALL                                         $15     
        22        SEND_VAR                                                 $15
  72    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_DIV                                    8          !2, $19
  69    31        ASSIGN_DIV                                    1          !4, 2
        32    >   IS_SMALLER_OR_EQUAL                              ~22     !4, !3
        33      > JMPNZ                                                    ~22, ->16
  75    34    > > RETURN                                                   !2
  77    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
  79    41*     > RETURN                                                   null

End of function %00_js_uc_esc_cb%2Fin%2FZXPMm0x7f6c4bc7a8ed

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