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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
    5     2        CAST                                          8  ~4      <array>
          3        ADD_ARRAY_ELEMENT                                ~3      ~4
    6     4        CAST                                          8  ~5      <array>
          5        ADD_ARRAY_ELEMENT                                ~3      ~5
    7     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    11        CAST                                          8  ~10     <array>
         12        ADD_ARRAY_ELEMENT                                ~9      ~10
   12    13        CAST                                          8  ~11     <array>
         14        ADD_ARRAY_ELEMENT                                ~9      ~11
   13    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}
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 8.0.0


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