3v4l.org

run code in 300+ PHP versions simultaneously
<?php $decodedMailserviceMessageId = base64_decode('fXPz_eGH0xU'); $mailserviceMessageId = unpack('P', $decodedMailserviceMessageId)[1]; print_r($mailservicMessageId);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/unnpg
function name:  (null)
number of ops:  14
compiled vars:  !0 = $decodedMailserviceMessageId, !1 = $mailserviceMessageId, !2 = $mailservicMessageId
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'base64_decode'
          1        SEND_VAL                                                 'fXPz_eGH0xU'
          2        DO_ICALL                                         $3      
          3        ASSIGN                                                   !0, $3
    4     4        INIT_FCALL                                               'unpack'
          5        SEND_VAL                                                 'P'
          6        SEND_VAR                                                 !0
          7        DO_ICALL                                         $5      
          8        FETCH_DIM_R                                      ~6      $5, 1
          9        ASSIGN                                                   !1, ~6
    6    10        INIT_FCALL                                               'print_r'
         11        SEND_VAR                                                 !2
         12        DO_ICALL                                                 
         13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
162.33 ms | 1394 KiB | 19 Q