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<?php echo "Leading zeroes are not significant: "; var_dump(inet_pton("2001:0010::") == inet_pton("2001:10::")); echo "2001:0010:: "; var_dump(filter_var("2001:0010::", FILTER_VALIDATE_IP, FILTER_FLAG_NO_RES_RANGE)); echo "2001:10:: "; var_dump(filter_var("2001:10::", FILTER_VALIDATE_IP, FILTER_FLAG_NO_RES_RANGE)); echo "\n"; echo "Testing manually: "; $inet = array_map("hexdec", array_map("bin2hex", str_split(inet_pton("2001:10::"), 2))); var_dump($inet[0] != 0x2001 || ($inet[1] & 0xFFF0) != 0x0010);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 47) Position 1 = 51, Position 2 = 55
Branch analysis from position: 51
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 55
filename:       /in/MHERV
function name:  (null)
number of ops:  58
compiled vars:  !0 = $inet
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ECHO                                                     'Leading+zeroes+are+not+significant%3A+'
    4     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'inet_pton'
          3        SEND_VAL                                                 '2001%3A0010%3A%3A'
          4        DO_ICALL                                         $1      
          5        INIT_FCALL                                               'inet_pton'
          6        SEND_VAL                                                 '2001%3A10%3A%3A'
          7        DO_ICALL                                         $2      
          8        IS_EQUAL                                         ~3      $1, $2
          9        SEND_VAL                                                 ~3
         10        DO_ICALL                                                 
    6    11        ECHO                                                     '2001%3A0010%3A%3A+'
    7    12        INIT_FCALL                                               'var_dump'
         13        INIT_FCALL                                               'filter_var'
         14        SEND_VAL                                                 '2001%3A0010%3A%3A'
         15        SEND_VAL                                                 275
         16        SEND_VAL                                                 4194304
         17        DO_ICALL                                         $5      
         18        SEND_VAR                                                 $5
         19        DO_ICALL                                                 
    9    20        ECHO                                                     '2001%3A10%3A%3A+++'
   10    21        INIT_FCALL                                               'var_dump'
         22        INIT_FCALL                                               'filter_var'
         23        SEND_VAL                                                 '2001%3A10%3A%3A'
         24        SEND_VAL                                                 275
         25        SEND_VAL                                                 4194304
         26        DO_ICALL                                         $7      
         27        SEND_VAR                                                 $7
         28        DO_ICALL                                                 
   12    29        ECHO                                                     '%0A'
   14    30        ECHO                                                     'Testing+manually%3A+'
   15    31        INIT_FCALL                                               'array_map'
         32        SEND_VAL                                                 'hexdec'
         33        INIT_FCALL                                               'array_map'
         34        SEND_VAL                                                 'bin2hex'
         35        INIT_FCALL                                               'str_split'
         36        INIT_FCALL                                               'inet_pton'
         37        SEND_VAL                                                 '2001%3A10%3A%3A'
         38        DO_ICALL                                         $9      
         39        SEND_VAR                                                 $9
         40        SEND_VAL                                                 2
         41        DO_ICALL                                         $10     
         42        SEND_VAR                                                 $10
         43        DO_ICALL                                         $11     
         44        SEND_VAR                                                 $11
         45        DO_ICALL                                         $12     
         46        ASSIGN                                                   !0, $12
   16    47        INIT_FCALL                                               'var_dump'
         48        FETCH_DIM_R                                      ~14     !0, 0
         49        IS_NOT_EQUAL                                     ~15     ~14, 8193
         50      > JMPNZ_EX                                         ~15     ~15, ->55
         51    >   FETCH_DIM_R                                      ~16     !0, 1
         52        BW_AND                                           ~17     ~16, 65520
         53        IS_NOT_EQUAL                                     ~18     ~17, 16
         54        BOOL                                             ~15     ~18
         55    >   SEND_VAL                                                 ~15
         56        DO_ICALL                                                 
         57      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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