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<?php $domain = 'foo.com'; if (substr($domain, 0, 7) == "http://") { $domain = substr_replace($domain, "", 0, 7); } $url = "http://" . $domain; $params = explode('.', $url); var_dump($params);
Finding entry points
Branch analysis from position: 0
Jump found. Position 1 = 8, Position 2 = 15
Branch analysis from position: 8
Jump found. Position 1 = -2
Branch analysis from position: 15
filename:       /in/09f5A
function name:  (null)
number of ops:  26
compiled vars:  !0 = $domain, !1 = $url, !2 = $params
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   3     0  E >   ASSIGN                                                   !0, 'foo.com'
   5     1        INIT_FCALL                                               'substr'
         2        SEND_VAR                                                 !0
         3        SEND_VAL                                                 0
         4        SEND_VAL                                                 7
         5        DO_ICALL                                         $4      
         6        IS_EQUAL                                         ~5      $4, 'http%3A%2F%2F'
         7      > JMPZ                                                     ~5, ->15
   6     8    >   INIT_FCALL                                               'substr_replace'
         9        SEND_VAR                                                 !0
        10        SEND_VAL                                                 ''
        11        SEND_VAL                                                 0
        12        SEND_VAL                                                 7
        13        DO_ICALL                                         $6      
        14        ASSIGN                                                   !0, $6
   8    15    >   CONCAT                                           ~8      'http%3A%2F%2F', !0
        16        ASSIGN                                                   !1, ~8
  11    17        INIT_FCALL                                               'explode'
        18        SEND_VAL                                                 '.'
        19        SEND_VAR                                                 !1
        20        DO_ICALL                                         $10     
        21        ASSIGN                                                   !2, $10
  13    22        INIT_FCALL                                               'var_dump'
        23        SEND_VAR                                                 !2
        24        DO_ICALL                                                 
        25      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 7.2.0