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<?php $arr = [ [ "id" => 15710, "sale_id" => 6699, "item_id" => 300 ], [ "id" => 15711, "sale_id" => 6699, "item_id" => 300 ], [ "id" => 15712, "sale_id" => 6699, "item_id" => 200 ], [ "id" => 15713, "sale_id" => 6699, "item_id" => 100 ], [ "id" => 15714, "sale_id" => 6699, "item_id" => 200 ], [ "id" => 15715, "sale_id" => 6699, "item_id" => 300 ] ]; $newArr = []; foreach(array_reverse($arr) as $v) { $newArr[$v['item_id']] = $v; } $newArr = array_values($newArr); print_r($newArr);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 6, Position 2 = 11
Branch analysis from position: 6
2 jumps found. (Code = 78) Position 1 = 7, Position 2 = 11
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
Branch analysis from position: 11
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 11
filename:       /in/9F0j9
function name:  (null)
number of ops:  20
compiled vars:  !0 = $arr, !1 = $newArr, !2 = $v
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   ASSIGN                                                   !0, <array>
   39     1        ASSIGN                                                   !1, <array>
   41     2        INIT_FCALL                                               'array_reverse'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $5      
          5      > FE_RESET_R                                       $6      $5, ->11
          6    > > FE_FETCH_R                                               $6, !2, ->11
   42     7    >   FETCH_DIM_R                                      ~7      !2, 'item_id'
          8        ASSIGN_DIM                                               !1, ~7
          9        OP_DATA                                                  !2
   41    10      > JMP                                                      ->6
         11    >   FE_FREE                                                  $6
   45    12        INIT_FCALL                                               'array_values'
         13        SEND_VAR                                                 !1
         14        DO_ICALL                                         $9      
         15        ASSIGN                                                   !1, $9
   48    16        INIT_FCALL                                               'print_r'
         17        SEND_VAR                                                 !1
         18        DO_ICALL                                                 
         19      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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