3v4l.org

run code in 300+ PHP versions simultaneously
<?php define('TYPE_TEST1', 1 << 0); define('TYPE_TEST2', 1 << 1); define('TYPE_TEST3', 1 << 2); define('TYPE_TEST4', 1 << 3); define('TYPE_TEST5', 1 << 4); $test = TYPE_TEST2 | TYPE_TEST4; if ($test & TYPE_TEST1) { echo "1!\n"; } if ($test & TYPE_TEST2) { echo "2!\n"; } if ($test & TYPE_TEST3) { echo "3!\n"; } if ($test & TYPE_TEST4) { echo "4!\n"; } if ($test & TYPE_TEST5) { echo "5!\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 27, Position 2 = 28
Branch analysis from position: 27
2 jumps found. (Code = 43) Position 1 = 31, Position 2 = 32
Branch analysis from position: 31
2 jumps found. (Code = 43) Position 1 = 35, Position 2 = 36
Branch analysis from position: 35
2 jumps found. (Code = 43) Position 1 = 39, Position 2 = 40
Branch analysis from position: 39
2 jumps found. (Code = 43) Position 1 = 43, Position 2 = 44
Branch analysis from position: 43
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 44
Branch analysis from position: 40
Branch analysis from position: 36
Branch analysis from position: 32
Branch analysis from position: 28
filename:       /in/PTcAT
function name:  (null)
number of ops:  45
compiled vars:  !0 = $test
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'define'
          1        SEND_VAL                                                 'TYPE_TEST1'
          2        SEND_VAL                                                 1
          3        DO_ICALL                                                 
    3     4        INIT_FCALL                                               'define'
          5        SEND_VAL                                                 'TYPE_TEST2'
          6        SEND_VAL                                                 2
          7        DO_ICALL                                                 
    4     8        INIT_FCALL                                               'define'
          9        SEND_VAL                                                 'TYPE_TEST3'
         10        SEND_VAL                                                 4
         11        DO_ICALL                                                 
    5    12        INIT_FCALL                                               'define'
         13        SEND_VAL                                                 'TYPE_TEST4'
         14        SEND_VAL                                                 8
         15        DO_ICALL                                                 
    6    16        INIT_FCALL                                               'define'
         17        SEND_VAL                                                 'TYPE_TEST5'
         18        SEND_VAL                                                 16
         19        DO_ICALL                                                 
    8    20        FETCH_CONSTANT                                   ~6      'TYPE_TEST2'
         21        FETCH_CONSTANT                                   ~7      'TYPE_TEST4'
         22        BW_OR                                            ~8      ~6, ~7
         23        ASSIGN                                                   !0, ~8
   10    24        FETCH_CONSTANT                                   ~10     'TYPE_TEST1'
         25        BW_AND                                           ~11     !0, ~10
         26      > JMPZ                                                     ~11, ->28
   11    27    >   ECHO                                                     '1%21%0A'
   14    28    >   FETCH_CONSTANT                                   ~12     'TYPE_TEST2'
         29        BW_AND                                           ~13     !0, ~12
         30      > JMPZ                                                     ~13, ->32
   15    31    >   ECHO                                                     '2%21%0A'
   18    32    >   FETCH_CONSTANT                                   ~14     'TYPE_TEST3'
         33        BW_AND                                           ~15     !0, ~14
         34      > JMPZ                                                     ~15, ->36
   19    35    >   ECHO                                                     '3%21%0A'
   22    36    >   FETCH_CONSTANT                                   ~16     'TYPE_TEST4'
         37        BW_AND                                           ~17     !0, ~16
         38      > JMPZ                                                     ~17, ->40
   23    39    >   ECHO                                                     '4%21%0A'
   26    40    >   FETCH_CONSTANT                                   ~18     'TYPE_TEST5'
         41        BW_AND                                           ~19     !0, ~18
         42      > JMPZ                                                     ~19, ->44
   27    43    >   ECHO                                                     '5%21%0A'
   28    44    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
151.15 ms | 1400 KiB | 15 Q