3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj1 = (object) "hello1"; $obj1->gg = 'world1'; $obj2 = (object) "hello2"; $obj2->gg = 'world1'; $obj3 = (object) "hello3"; $obj3->gg = 'world3'; $arr = array(); $arr[0] = $obj1; $arr[1] = $obj2; $arr[2] = $obj3; $res = array_map("unserialize", array_unique(array_map("serialize", (array) $arr))); //$res = array_unique(array_map(function ((array) $arr) { return $arr['gg']; }, $holder)); print_r($res);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/oAHDH
function name:  (null)
number of ops:  36
compiled vars:  !0 = $obj1, !1 = $obj2, !2 = $obj3, !3 = $arr, !4 = $res
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   CAST                                          8  ~5      'hello1'
          1        ASSIGN                                                   !0, ~5
    3     2        ASSIGN_OBJ                                               !0, 'gg'
          3        OP_DATA                                                  'world1'
    5     4        CAST                                          8  ~8      'hello2'
          5        ASSIGN                                                   !1, ~8
    6     6        ASSIGN_OBJ                                               !1, 'gg'
          7        OP_DATA                                                  'world1'
    8     8        CAST                                          8  ~11     'hello3'
          9        ASSIGN                                                   !2, ~11
    9    10        ASSIGN_OBJ                                               !2, 'gg'
         11        OP_DATA                                                  'world3'
   12    12        ASSIGN                                                   !3, <array>
   13    13        ASSIGN_DIM                                               !3, 0
         14        OP_DATA                                                  !0
   14    15        ASSIGN_DIM                                               !3, 1
         16        OP_DATA                                                  !1
   15    17        ASSIGN_DIM                                               !3, 2
         18        OP_DATA                                                  !2
   17    19        INIT_FCALL                                               'array_map'
         20        SEND_VAL                                                 'unserialize'
         21        INIT_FCALL                                               'array_unique'
         22        INIT_FCALL                                               'array_map'
         23        SEND_VAL                                                 'serialize'
         24        CAST                                          7  ~18     !3
         25        SEND_VAL                                                 ~18
         26        DO_ICALL                                         $19     
         27        SEND_VAR                                                 $19
         28        DO_ICALL                                         $20     
         29        SEND_VAR                                                 $20
         30        DO_ICALL                                         $21     
         31        ASSIGN                                                   !4, $21
   21    32        INIT_FCALL                                               'print_r'
         33        SEND_VAR                                                 !4
         34        DO_ICALL                                                 
         35      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
154.98 ms | 1396 KiB | 19 Q