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<?php $array1 = [ (object) ['id' => '204', 'day_id' => '12'], (object) ['id' => '205', 'day_id' => '13'], (object) ['id' => '206', 'day_id' => '14'], (object) ['id' => '207', 'day_id' => '15'], ]; $array2 = [ (object) ['id' => '203', 'day_id' => '11'], (object) ['id' => '205', 'day_id' => '13'], (object) ['id' => '207', 'day_id' => '14'], (object) ['id' => '209', 'day_id' => '17'], ]; var_export( array_udiff( $array2, $array1, fn($a, $b) => $a->id <=> $b->id ) );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Wf6tS
function name:  (null)
number of ops:  28
compiled vars:  !0 = $array1, !1 = $array2
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    4     0  E >   CAST                                              8  ~2      <array>
          1        INIT_ARRAY                                           ~3      ~2
          2        CAST                                              8  ~4      <array>
          3        ADD_ARRAY_ELEMENT                                    ~3      ~4
          4        CAST                                              8  ~5      <array>
          5        ADD_ARRAY_ELEMENT                                    ~3      ~5
          6        CAST                                              8  ~6      <array>
          7        ADD_ARRAY_ELEMENT                                    ~3      ~6
    3     8        ASSIGN                                                       !0, ~3
   10     9        CAST                                              8  ~8      <array>
         10        INIT_ARRAY                                           ~9      ~8
         11        CAST                                              8  ~10     <array>
         12        ADD_ARRAY_ELEMENT                                    ~9      ~10
         13        CAST                                              8  ~11     <array>
         14        ADD_ARRAY_ELEMENT                                    ~9      ~11
         15        CAST                                              8  ~12     <array>
         16        ADD_ARRAY_ELEMENT                                    ~9      ~12
    9    17        ASSIGN                                                       !1, ~9
   16    18        INIT_FCALL                                                   'var_export'
   17    19        INIT_FCALL                                                   'array_udiff'
   18    20        SEND_VAR                                                     !1
   19    21        SEND_VAR                                                     !0
   20    22        DECLARE_LAMBDA_FUNCTION                              ~14     [0]
   21    23        SEND_VAL                                                     ~14
   17    24        DO_ICALL                                             $15     
   21    25        SEND_VAR                                                     $15
   16    26        DO_ICALL                                                     
   22    27      > 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/Wf6tS
function name:  {closure:/in/Wf6tS:20}
number of ops:  7
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   20     0  E >   RECV                                                 !0      
          1        RECV                                                 !1      
          2        FETCH_OBJ_R                                          ~2      !0, 'id'
          3        FETCH_OBJ_R                                          ~3      !1, 'id'
          4        SPACESHIP                                            ~4      ~2, ~3
          5      > RETURN                                                       ~4
   21     6*     > RETURN                                                       null

End of Dynamic Function 0

Generated using Vulcan Logic Dumper, using php 8.5.0


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