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<?php $array1 = [ (object) ["email" => "gffggfg"], (object) ["email" => "wefwef@test.it"], (object) ["email" => "wefewf"], ]; $array2 = [ (object) ["email" => "gffggfg@test.it"], (object) ["email" => "wefwef"], (object) ["email" => "wefewf"], ]; var_export( array_values( array_column($array1, null, 'email') + array_column($array2, null, 'email') ) );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/SBuUE
function name:  (null)
number of ops:  32
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
    3     6        ASSIGN                                                   !0, ~3
    9     7        CAST                                          8  ~7      <array>
          8        INIT_ARRAY                                       ~8      ~7
   10     9        CAST                                          8  ~9      <array>
         10        ADD_ARRAY_ELEMENT                                ~8      ~9
   11    11        CAST                                          8  ~10     <array>
         12        ADD_ARRAY_ELEMENT                                ~8      ~10
    8    13        ASSIGN                                                   !1, ~8
   14    14        INIT_FCALL                                               'var_export'
   15    15        INIT_FCALL                                               'array_values'
   16    16        INIT_FCALL                                               'array_column'
         17        SEND_VAR                                                 !0
         18        SEND_VAL                                                 null
         19        SEND_VAL                                                 'email'
         20        DO_ICALL                                         $12     
   17    21        INIT_FCALL                                               'array_column'
         22        SEND_VAR                                                 !1
         23        SEND_VAL                                                 null
         24        SEND_VAL                                                 'email'
         25        DO_ICALL                                         $13     
         26        ADD                                              ~14     $12, $13
         27        SEND_VAL                                                 ~14
         28        DO_ICALL                                         $15     
         29        SEND_VAR                                                 $15
         30        DO_ICALL                                                 
   19    31      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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