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<?php $atuatia = "bla\0"; $atuamae = "\0bla\0"; echo $atuatia; $a = strpos($atuatia, $atuamae); $b = strpos($atuamae, $atuatia); $c = strpos($atuatia, $atuatia); var_dump($a); var_dump($b); var_dump($c);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/9XoFR
function name:  (null)
number of ops:  28
compiled vars:  !0 = $atuatia, !1 = $atuamae, !2 = $a, !3 = $b, !4 = $c
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'bla%00'
    4     1        ASSIGN                                                   !1, '%00bla%00'
    6     2        ECHO                                                     !0
    8     3        INIT_FCALL                                               'strpos'
          4        SEND_VAR                                                 !0
          5        SEND_VAR                                                 !1
          6        DO_ICALL                                         $7      
          7        ASSIGN                                                   !2, $7
    9     8        INIT_FCALL                                               'strpos'
          9        SEND_VAR                                                 !1
         10        SEND_VAR                                                 !0
         11        DO_ICALL                                         $9      
         12        ASSIGN                                                   !3, $9
   10    13        INIT_FCALL                                               'strpos'
         14        SEND_VAR                                                 !0
         15        SEND_VAR                                                 !0
         16        DO_ICALL                                         $11     
         17        ASSIGN                                                   !4, $11
   12    18        INIT_FCALL                                               'var_dump'
         19        SEND_VAR                                                 !2
         20        DO_ICALL                                                 
   13    21        INIT_FCALL                                               'var_dump'
         22        SEND_VAR                                                 !3
         23        DO_ICALL                                                 
   14    24        INIT_FCALL                                               'var_dump'
         25        SEND_VAR                                                 !4
         26        DO_ICALL                                                 
         27      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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