3v4l.org

run code in 300+ PHP versions simultaneously
<?php $object1 = json_decode('{"null":null,"int":1}'); $object2 = (object)[ "null" => null, "int" => 1, ]; echo "=== ".(($object1===$object2)?'true':'false')."\n"; echo "== ".(($object1==$object2)?'true':'false');
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 8, Position 2 = 10
Branch analysis from position: 8
1 jumps found. (Code = 42) Position 1 = 11
Branch analysis from position: 11
2 jumps found. (Code = 43) Position 1 = 16, Position 2 = 18
Branch analysis from position: 16
1 jumps found. (Code = 42) Position 1 = 19
Branch analysis from position: 19
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 18
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 10
2 jumps found. (Code = 43) Position 1 = 16, Position 2 = 18
Branch analysis from position: 16
Branch analysis from position: 18
filename:       /in/UdFFT
function name:  (null)
number of ops:  22
compiled vars:  !0 = $object1, !1 = $object2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'json_decode'
          1        SEND_VAL                                                 '%7B%22null%22%3Anull%2C%22int%22%3A1%7D'
          2        DO_ICALL                                         $2      
          3        ASSIGN                                                   !0, $2
    5     4        CAST                                          8  ~4      <array>
    4     5        ASSIGN                                                   !1, ~4
    9     6        IS_IDENTICAL                                             !0, !1
          7      > JMPZ                                                     ~6, ->10
          8    >   QM_ASSIGN                                        ~7      'true'
          9      > JMP                                                      ->11
         10    >   QM_ASSIGN                                        ~7      'false'
         11    >   CONCAT                                           ~8      '%3D%3D%3D+', ~7
         12        CONCAT                                           ~9      ~8, '%0A'
         13        ECHO                                                     ~9
   10    14        IS_EQUAL                                                 !0, !1
         15      > JMPZ                                                     ~10, ->18
         16    >   QM_ASSIGN                                        ~11     'true'
         17      > JMP                                                      ->19
         18    >   QM_ASSIGN                                        ~11     'false'
         19    >   CONCAT                                           ~12     '%3D%3D++', ~11
         20        ECHO                                                     ~12
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
163.9 ms | 1400 KiB | 15 Q