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<?php $a = new \stdClass; $b = new \stdClass; $c = $a; var_dump(spl_hash_object($a)); var_dump(spl_hash_object($b)); var_dump(spl_hash_object($c)); $aa = [$a, $b]; var_dump(in_array($aa, $c));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/IsaAA
function name:  (null)
number of ops:  36
compiled vars:  !0 = $a, !1 = $b, !2 = $c, !3 = $aa
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $4      'stdClass'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $4
    4     3        NEW                                              $7      'stdClass'
          4        DO_FCALL                                      0          
          5        ASSIGN                                                   !1, $7
    5     6        ASSIGN                                                   !2, !0
    7     7        INIT_FCALL                                               'var_dump'
          8        INIT_FCALL_BY_NAME                                       'spl_hash_object'
          9        SEND_VAR_EX                                              !0
         10        DO_FCALL                                      0  $11     
         11        SEND_VAR                                                 $11
         12        DO_ICALL                                                 
    8    13        INIT_FCALL                                               'var_dump'
         14        INIT_FCALL_BY_NAME                                       'spl_hash_object'
         15        SEND_VAR_EX                                              !1
         16        DO_FCALL                                      0  $13     
         17        SEND_VAR                                                 $13
         18        DO_ICALL                                                 
    9    19        INIT_FCALL                                               'var_dump'
         20        INIT_FCALL_BY_NAME                                       'spl_hash_object'
         21        SEND_VAR_EX                                              !2
         22        DO_FCALL                                      0  $15     
         23        SEND_VAR                                                 $15
         24        DO_ICALL                                                 
   11    25        INIT_ARRAY                                       ~17     !0
         26        ADD_ARRAY_ELEMENT                                ~17     !1
         27        ASSIGN                                                   !3, ~17
   13    28        INIT_FCALL                                               'var_dump'
         29        INIT_FCALL                                               'in_array'
         30        SEND_VAR                                                 !3
         31        SEND_VAR                                                 !2
         32        DO_ICALL                                         $19     
         33        SEND_VAR                                                 $19
         34        DO_ICALL                                                 
         35      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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