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<?php $array = [ ['key' => 1], ['key' => 2], ['key' => 3], ['key' => 1], ['key' => 2], ['key' => 3], ['key' => 4], ['key' => 5], ['key' => 6] ]; $result = []; foreach ($array as ['key' => $k, 'key' => $result[$k]]); var_export(array_values($result));
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 11
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 11
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 11
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 11
filename:       /in/SU8kC
function name:  (null)
number of ops:  19
compiled vars:  !0 = $array, !1 = $result, !2 = $k
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, <array>
   15     1        ASSIGN                                                       !1, <array>
   16     2      > FE_RESET_R                                           $5      !0, ->11
          3    > > FE_FETCH_R                                                   $5, $6, ->11
          4    >   FETCH_LIST_R                                         $7      $6, 'key'
          5        ASSIGN                                                       !2, $7
          6        FETCH_LIST_R                                         $9      $6, 'key'
          7        ASSIGN_DIM                                                   !1, !2
          8        OP_DATA                                                      $9
          9        FREE                                                         $6
         10      > JMP                                                          ->3
         11    >   FE_FREE                                                      $5
   17    12        INIT_FCALL                                                   'var_export'
         13        INIT_FCALL                                                   'array_values'
         14        SEND_VAR                                                     !1
         15        DO_ICALL                                             $11     
         16        SEND_VAR                                                     $11
         17        DO_ICALL                                                     
         18      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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