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<?php $ip = "fe80::3549:8417:2ad0:ef6a%4"; var_dump(filter_var($ip, FILTER_VALIDATE_IP));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Lqnm0
function name:  (null)
number of ops:  9
compiled vars:  !0 = $ip
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, 'fe80%3A%3A3549%3A8417%3A2ad0%3Aef6a%254'
    4     1        INIT_FCALL                                                   'var_dump'
          2        INIT_FCALL                                                   'filter_var'
          3        SEND_VAR                                                     !0
          4        SEND_VAL                                                     275
          5        DO_ICALL                                             $2      
          6        SEND_VAR                                                     $2
          7        DO_ICALL                                                     
          8      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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