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<?php function isLocalIPAddress($IPAddress) { return ( !filter_var($IPAddress, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE ) ); } var_dump( isLocalIPAddress('127.0.0.1') ); var_dump( isLocalIPAddress('192.168.1.20') ); var_dump( isLocalIPAddress('64.233.160.0') );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GphhY
function name:  (null)
number of ops:  19
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'islocalipaddress'
          2        SEND_VAL                                                 '127.0.0.1'
          3        DO_FCALL                                      0  $0      
          4        SEND_VAR                                                 $0
          5        DO_ICALL                                                 
    8     6        INIT_FCALL                                               'var_dump'
          7        INIT_FCALL                                               'islocalipaddress'
          8        SEND_VAL                                                 '192.168.1.20'
          9        DO_FCALL                                      0  $2      
         10        SEND_VAR                                                 $2
         11        DO_ICALL                                                 
    9    12        INIT_FCALL                                               'var_dump'
         13        INIT_FCALL                                               'islocalipaddress'
         14        SEND_VAL                                                 '64.233.160.0'
         15        DO_FCALL                                      0  $4      
         16        SEND_VAR                                                 $4
         17        DO_ICALL                                                 
         18      > RETURN                                                   1

Function islocalipaddress:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GphhY
function name:  isLocalIPAddress
number of ops:  9
compiled vars:  !0 = $IPAddress
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   RECV                                             !0      
    4     1        INIT_FCALL                                               'filter_var'
          2        SEND_VAR                                                 !0
          3        SEND_VAL                                                 275
          4        SEND_VAL                                                 12582912
          5        DO_ICALL                                         $1      
          6        BOOL_NOT                                         ~2      $1
          7      > RETURN                                                   ~2
    5     8*     > RETURN                                                   null

End of function islocalipaddress

Generated using Vulcan Logic Dumper, using php 8.0.0


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