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<?php $pattern = '#^(?:https?://)?(?:[a-z0-9-]+\.)*((?:[a-z0-9-]+\.)[a-z]+)#'; if (filter_var("http://example.com.-1", FILTER_VALIDATE_URL)) { echo "URL passed PHP Filter"; } else { echo "URL did not pass PHP Filter"; }
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/JpgE1
function name:  (null)
number of ops:  10
compiled vars:  !0 = $pattern
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '%23%5E%28%3F%3Ahttps%3F%3A%2F%2F%29%3F%28%3F%3A%5Ba-z0-9-%5D%2B%5C.%29%2A%28%28%3F%3A%5Ba-z0-9-%5D%2B%5C.%29%5Ba-z%5D%2B%29%23'
    3     1        INIT_FCALL                                               'filter_var'
          2        SEND_VAL                                                 'http%3A%2F%2Fexample.com.-1'
          3        SEND_VAL                                                 273
          4        DO_ICALL                                         $2      
          5      > JMPZ                                                     $2, ->8
    4     6    >   ECHO                                                     'URL+passed+PHP+Filter'
          7      > JMP                                                      ->9
    6     8    >   ECHO                                                     'URL+did+not+pass+PHP+Filter'
    7     9    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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152.78 ms | 1394 KiB | 15 Q