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<?php $binarydata = "\x32\x42\x00\xa0"; $array = unpack("c2/n", $binarydata); var_dump($array); var_dump($packed = pack('a6', '')); // PHP 5.4 $data = "hoge" // PHP 5.5 $data = "hoge\0\0" var_dump($data = unpack('a6', $packed)); // PHP 5.5 $data = "hoge" var_dump($data = unpack('Z6', $packed));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/PMGX1
function name:  (null)
number of ops:  34
compiled vars:  !0 = $binarydata, !1 = $array, !2 = $packed, !3 = $data
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '2B%00%A0'
    4     1        INIT_FCALL                                               'unpack'
          2        SEND_VAL                                                 'c2%2Fn'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $5      
          5        ASSIGN                                                   !1, $5
    5     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !1
          8        DO_ICALL                                                 
    7     9        INIT_FCALL                                               'var_dump'
         10        INIT_FCALL                                               'pack'
         11        SEND_VAL                                                 'a6'
         12        SEND_VAL                                                 ''
         13        DO_ICALL                                         $8      
         14        ASSIGN                                           ~9      !2, $8
         15        SEND_VAL                                                 ~9
         16        DO_ICALL                                                 
   11    17        INIT_FCALL                                               'var_dump'
         18        INIT_FCALL                                               'unpack'
         19        SEND_VAL                                                 'a6'
         20        SEND_VAR                                                 !2
         21        DO_ICALL                                         $11     
         22        ASSIGN                                           ~12     !3, $11
         23        SEND_VAL                                                 ~12
         24        DO_ICALL                                                 
   14    25        INIT_FCALL                                               'var_dump'
         26        INIT_FCALL                                               'unpack'
         27        SEND_VAL                                                 'Z6'
         28        SEND_VAR                                                 !2
         29        DO_ICALL                                         $14     
         30        ASSIGN                                           ~15     !3, $14
         31        SEND_VAL                                                 ~15
         32        DO_ICALL                                                 
         33      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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