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<?php $localhost = '/^(((localhost|127\.0\.0\.1|\[\:\:1\])(\:[1-9]{1}[0-9]{0,4})?)|(\:\:1))$/'; var_dump(preg_match($localhost, '127.0.0.1:80')); var_dump(preg_match($localhost, '127.0.0.1:80')); var_dump(preg_match($localhost, '127.0.0.1:8000')); var_dump(preg_match($localhost, '127.0.0.1:65535')); var_dump(preg_match($localhost, '127.0.0.1:6553511111111'));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/qAagS
function name:  (null)
number of ops:  22
compiled vars:  !0 = $localhost
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, '%2F%5E%28%28%28localhost%7C127%5C.0%5C.0%5C.1%7C%5C%5B%5C%3A%5C%3A1%5C%5D%29%28%5C%3A%5B1-9%5D%7B1%7D%5B0-9%5D%7B0%2C4%7D%29%3F%29%7C%28%5C%3A%5C%3A1%29%29%24%2F'
    5     1        INIT_FCALL                                                   'var_dump'
          2        FRAMELESS_ICALL_2                preg_match          ~2      !0, '127.0.0.1%3A80'
          3        SEND_VAL                                                     ~2
          4        DO_ICALL                                                     
    6     5        INIT_FCALL                                                   'var_dump'
          6        FRAMELESS_ICALL_2                preg_match          ~4      !0, '127.0.0.1%3A80'
          7        SEND_VAL                                                     ~4
          8        DO_ICALL                                                     
    7     9        INIT_FCALL                                                   'var_dump'
         10        FRAMELESS_ICALL_2                preg_match          ~6      !0, '127.0.0.1%3A8000'
         11        SEND_VAL                                                     ~6
         12        DO_ICALL                                                     
    8    13        INIT_FCALL                                                   'var_dump'
         14        FRAMELESS_ICALL_2                preg_match          ~8      !0, '127.0.0.1%3A65535'
         15        SEND_VAL                                                     ~8
         16        DO_ICALL                                                     
    9    17        INIT_FCALL                                                   'var_dump'
         18        FRAMELESS_ICALL_2                preg_match          ~10     !0, '127.0.0.1%3A6553511111111'
         19        SEND_VAL                                                     ~10
         20        DO_ICALL                                                     
         21      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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