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<?php declare(strict_types=1); $bytes = pack("P", 18446744073709551615); $encoded = base64_encode($bytes); echo $encoded; $bytes = base64_decode($encoded); $result = unpack("P", $bytes); print_r($result);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/FVjc6
function name:  (null)
number of ops:  23
compiled vars:  !0 = $bytes, !1 = $encoded, !2 = $result
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   INIT_FCALL                                               'pack'
          1        SEND_VAL                                                 'P'
          2        SEND_VAL                                                 1.84467e+19
          3        DO_ICALL                                         $3      
          4        ASSIGN                                                   !0, $3
    5     5        INIT_FCALL                                               'base64_encode'
          6        SEND_VAR                                                 !0
          7        DO_ICALL                                         $5      
          8        ASSIGN                                                   !1, $5
    7     9        ECHO                                                     !1
    9    10        INIT_FCALL                                               'base64_decode'
         11        SEND_VAR                                                 !1
         12        DO_ICALL                                         $7      
         13        ASSIGN                                                   !0, $7
   10    14        INIT_FCALL                                               'unpack'
         15        SEND_VAL                                                 'P'
         16        SEND_VAR                                                 !0
         17        DO_ICALL                                         $9      
         18        ASSIGN                                                   !2, $9
   12    19        INIT_FCALL                                               'print_r'
         20        SEND_VAR                                                 !2
         21        DO_ICALL                                                 
         22      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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