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<?php class Role { public $public; protected $protected; private $private; public function __construct($prop) { $this->public = $prop; $this->protected = $prop; $this->private = $prop; } } $test = [(new Role(false)), (new Role(1)), (new Role(null)), (new Role("1")), (new Role(2)), (new Role(0))]; var_export( array_unique($test, SORT_REGULAR) ); echo "\n---\n"; var_export( array_filter( $test, fn($o, $k) => array_search($o, $test, true) === $k, ARRAY_FILTER_USE_BOTH ) );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4BglS
function name:  (null)
number of ops:  44
compiled vars:  !0 = $test
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   16     0  E >   NEW                                              $1      'Role'
          1        SEND_VAL_EX                                              <false>
          2        DO_FCALL                                      0          
          3        INIT_ARRAY                                       ~3      $1
          4        NEW                                              $4      'Role'
          5        SEND_VAL_EX                                              1
          6        DO_FCALL                                      0          
          7        ADD_ARRAY_ELEMENT                                ~3      $4
          8        NEW                                              $6      'Role'
          9        SEND_VAL_EX                                              null
         10        DO_FCALL                                      0          
         11        ADD_ARRAY_ELEMENT                                ~3      $6
         12        NEW                                              $8      'Role'
         13        SEND_VAL_EX                                              '1'
         14        DO_FCALL                                      0          
         15        ADD_ARRAY_ELEMENT                                ~3      $8
         16        NEW                                              $10     'Role'
         17        SEND_VAL_EX                                              2
         18        DO_FCALL                                      0          
         19        ADD_ARRAY_ELEMENT                                ~3      $10
         20        NEW                                              $12     'Role'
         21        SEND_VAL_EX                                              0
         22        DO_FCALL                                      0          
         23        ADD_ARRAY_ELEMENT                                ~3      $12
         24        ASSIGN                                                   !0, ~3
   18    25        INIT_FCALL                                               'var_export'
   19    26        INIT_FCALL                                               'array_unique'
         27        SEND_VAR                                                 !0
         28        SEND_VAL                                                 0
         29        DO_ICALL                                         $15     
         30        SEND_VAR                                                 $15
   18    31        DO_ICALL                                                 
   22    32        ECHO                                                     '%0A---%0A'
   24    33        INIT_FCALL                                               'var_export'
   25    34        INIT_FCALL                                               'array_filter'
   26    35        SEND_VAR                                                 !0
   27    36        DECLARE_LAMBDA_FUNCTION                          ~17     [0]
         37        BIND_LEXICAL                                             ~17, !0
         38        SEND_VAL                                                 ~17
   28    39        SEND_VAL                                                 1
   25    40        DO_ICALL                                         $18     
   28    41        SEND_VAR                                                 $18
   24    42        DO_ICALL                                                 
   30    43      > RETURN                                                   1


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4BglS
function name:  {closure}
number of ops:  11
compiled vars:  !0 = $o, !1 = $k, !2 = $test
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   27     0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2        BIND_STATIC                                              !2
          3        INIT_FCALL                                               'array_search'
          4        SEND_VAR                                                 !0
          5        SEND_VAR                                                 !2
          6        SEND_VAL                                                 <true>
          7        DO_ICALL                                         $3      
          8        IS_IDENTICAL                                     ~4      !1, $3
          9      > RETURN                                                   ~4
         10*     > RETURN                                                   null

End of Dynamic Function 0

Class Role:
Function __construct:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4BglS
function name:  __construct
number of ops:  8
compiled vars:  !0 = $prop
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   RECV                                             !0      
   10     1        ASSIGN_OBJ                                               'public'
          2        OP_DATA                                                  !0
   11     3        ASSIGN_OBJ                                               'protected'
          4        OP_DATA                                                  !0
   12     5        ASSIGN_OBJ                                               'private'
          6        OP_DATA                                                  !0
   13     7      > RETURN                                                   null

End of function __construct

End of class Role.

Generated using Vulcan Logic Dumper, using php 8.0.0


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