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<?php ini_set('magic_quotes_runtime', 1); $stream = fopen('php://memory', 'w+'); fwrite($stream, 'a\\"'); var_dump(fwrite($stream, 'a\\"', 2)); ini_set('magic_quotes_runtime', 0); rewind($stream); var_dump(stream_get_contents($stream)); fclose($stream);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/KLqJ9
function name:  (null)
number of ops:  38
compiled vars:  !0 = $stream
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'ini_set'
          1        SEND_VAL                                                 'magic_quotes_runtime'
          2        SEND_VAL                                                 1
          3        DO_ICALL                                                 
    4     4        INIT_FCALL                                               'fopen'
          5        SEND_VAL                                                 'php%3A%2F%2Fmemory'
          6        SEND_VAL                                                 'w%2B'
          7        DO_ICALL                                         $2      
          8        ASSIGN                                                   !0, $2
    5     9        INIT_FCALL                                               'fwrite'
         10        SEND_VAR                                                 !0
         11        SEND_VAL                                                 'a%5C%22'
         12        DO_ICALL                                                 
    6    13        INIT_FCALL                                               'var_dump'
         14        INIT_FCALL                                               'fwrite'
         15        SEND_VAR                                                 !0
         16        SEND_VAL                                                 'a%5C%22'
         17        SEND_VAL                                                 2
         18        DO_ICALL                                         $5      
         19        SEND_VAR                                                 $5
         20        DO_ICALL                                                 
    7    21        INIT_FCALL                                               'ini_set'
         22        SEND_VAL                                                 'magic_quotes_runtime'
         23        SEND_VAL                                                 0
         24        DO_ICALL                                                 
    8    25        INIT_FCALL                                               'rewind'
         26        SEND_VAR                                                 !0
         27        DO_ICALL                                                 
    9    28        INIT_FCALL                                               'var_dump'
         29        INIT_FCALL                                               'stream_get_contents'
         30        SEND_VAR                                                 !0
         31        DO_ICALL                                         $9      
         32        SEND_VAR                                                 $9
         33        DO_ICALL                                                 
   10    34        INIT_FCALL                                               'fclose'
         35        SEND_VAR                                                 !0
         36        DO_ICALL                                                 
         37      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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