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<?php // alfanumeric check $value = '1567ababcdefr'; if (preg_match('/[^a-f0-9]/', $value)) { echo 'Niet door alfanumeric check'; } else{ echo 'Door alfanumeric check'; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 6, Position 2 = 8
Branch analysis from position: 6
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ktOfW
function name:  (null)
number of ops:  10
compiled vars:  !0 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   ASSIGN                                                   !0, '1567ababcdefr'
    5     1        INIT_FCALL                                               'preg_match'
          2        SEND_VAL                                                 '%2F%5B%5Ea-f0-9%5D%2F'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $2      
          5      > JMPZ                                                     $2, ->8
    6     6    >   ECHO                                                     'Niet+door+alfanumeric+check'
          7      > JMP                                                      ->9
    9     8    >   ECHO                                                     'Door+alfanumeric+check'
   10     9    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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