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<?php var_dump($x = fopen("data:text/plain,trololololo", 'r+')); var_dump(fwrite($x, '123')); var_dump(stream_get_contents($x)); echo "\r\n"; var_dump($x = fopen("data:text/plain,trololololo", 'w+')); var_dump(fwrite($x, '123')); var_dump(stream_get_contents($x)); echo "\r\n"; var_dump($x = fopen("data:text/plain,trololololo", 'a+')); var_dump(fwrite($x, '123')); var_dump(stream_get_contents($x)); echo "\r\n";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/i0mEt
function name:  (null)
number of ops:  67
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'fopen'
          2        SEND_VAL                                                 'data%3Atext%2Fplain%2Ctrololololo'
          3        SEND_VAL                                                 'r%2B'
          4        DO_ICALL                                         $1      
          5        ASSIGN                                           ~2      !0, $1
          6        SEND_VAL                                                 ~2
          7        DO_ICALL                                                 
    4     8        INIT_FCALL                                               'var_dump'
          9        INIT_FCALL                                               'fwrite'
         10        SEND_VAR                                                 !0
         11        SEND_VAL                                                 '123'
         12        DO_ICALL                                         $4      
         13        SEND_VAR                                                 $4
         14        DO_ICALL                                                 
    5    15        INIT_FCALL                                               'var_dump'
         16        INIT_FCALL                                               'stream_get_contents'
         17        SEND_VAR                                                 !0
         18        DO_ICALL                                         $6      
         19        SEND_VAR                                                 $6
         20        DO_ICALL                                                 
    6    21        ECHO                                                     '%0D%0A'
    7    22        INIT_FCALL                                               'var_dump'
         23        INIT_FCALL                                               'fopen'
         24        SEND_VAL                                                 'data%3Atext%2Fplain%2Ctrololololo'
         25        SEND_VAL                                                 'w%2B'
         26        DO_ICALL                                         $8      
         27        ASSIGN                                           ~9      !0, $8
         28        SEND_VAL                                                 ~9
         29        DO_ICALL                                                 
    8    30        INIT_FCALL                                               'var_dump'
         31        INIT_FCALL                                               'fwrite'
         32        SEND_VAR                                                 !0
         33        SEND_VAL                                                 '123'
         34        DO_ICALL                                         $11     
         35        SEND_VAR                                                 $11
         36        DO_ICALL                                                 
    9    37        INIT_FCALL                                               'var_dump'
         38        INIT_FCALL                                               'stream_get_contents'
         39        SEND_VAR                                                 !0
         40        DO_ICALL                                         $13     
         41        SEND_VAR                                                 $13
         42        DO_ICALL                                                 
   10    43        ECHO                                                     '%0D%0A'
   11    44        INIT_FCALL                                               'var_dump'
         45        INIT_FCALL                                               'fopen'
         46        SEND_VAL                                                 'data%3Atext%2Fplain%2Ctrololololo'
         47        SEND_VAL                                                 'a%2B'
         48        DO_ICALL                                         $15     
         49        ASSIGN                                           ~16     !0, $15
         50        SEND_VAL                                                 ~16
         51        DO_ICALL                                                 
   12    52        INIT_FCALL                                               'var_dump'
         53        INIT_FCALL                                               'fwrite'
         54        SEND_VAR                                                 !0
         55        SEND_VAL                                                 '123'
         56        DO_ICALL                                         $18     
         57        SEND_VAR                                                 $18
         58        DO_ICALL                                                 
   13    59        INIT_FCALL                                               'var_dump'
         60        INIT_FCALL                                               'stream_get_contents'
         61        SEND_VAR                                                 !0
         62        DO_ICALL                                         $20     
         63        SEND_VAR                                                 $20
         64        DO_ICALL                                                 
   14    65        ECHO                                                     '%0D%0A'
         66      > RETURN                                                   1

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