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<?php if (filter_var('http://example.com/"><script>alert(document.cookie)</script>', FILTER_VALIDATE_EMAIL)) { echo 'VALID'; } else { echo 'NOT VALID'; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 5, Position 2 = 7
Branch analysis from position: 5
1 jumps found. (Code = 42) Position 1 = 8
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/dfXJ2
function name:  (null)
number of ops:  9
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'filter_var'
          1        SEND_VAL                                                 'http%3A%2F%2Fexample.com%2F%22%3E%3Cscript%3Ealert%28document.cookie%29%3C%2Fscript%3E'
          2        SEND_VAL                                                 274
          3        DO_ICALL                                         $0      
          4      > JMPZ                                                     $0, ->7
    3     5    >   ECHO                                                     'VALID'
          6      > JMP                                                      ->8
    5     7    >   ECHO                                                     'NOT+VALID'
    6     8    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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