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<?php $zzfile = random_bytes(100); var_dump($zzfile); $filename = basename($zzfile); var_dump(preg_match('#\.(.+)$#', $filename, $matches)); var_dump($matches);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/LFhfE
function name:  (null)
number of ops:  23
compiled vars:  !0 = $zzfile, !1 = $filename, !2 = $matches
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'random_bytes'
          1        SEND_VAL                                                 100
          2        DO_ICALL                                         $3      
          3        ASSIGN                                                   !0, $3
    4     4        INIT_FCALL                                               'var_dump'
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                                 
    5     7        INIT_FCALL                                               'basename'
          8        SEND_VAR                                                 !0
          9        DO_ICALL                                         $6      
         10        ASSIGN                                                   !1, $6
    6    11        INIT_FCALL                                               'var_dump'
         12        INIT_FCALL                                               'preg_match'
         13        SEND_VAL                                                 '%23%5C.%28.%2B%29%24%23'
         14        SEND_VAR                                                 !1
         15        SEND_REF                                                 !2
         16        DO_ICALL                                         $8      
         17        SEND_VAR                                                 $8
         18        DO_ICALL                                                 
    7    19        INIT_FCALL                                               'var_dump'
         20        SEND_VAR                                                 !2
         21        DO_ICALL                                                 
         22      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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