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<?php $array = [ ['invoice_id' => '72,', 'item' => 'SN00001'], ['invoice_id' => '73,', 'item' => 'SN00002'], ['invoice_id' => '73,', 'item' => 'SN00003'], ['invoice_id' => '73,', 'item' => 'SN00004'], ['invoice_id' => '74,', 'item' => 'SN00005'], ['invoice_id' => '74,', 'item' => 'SN00006'] ]; $result = []; foreach ($array as $row) { $result[$row['invoice_id']]['invoice_id'] = $row['invoice_id']; $result[$row['invoice_id']]['group'][] = $row; } var_export(array_values($result));
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 15
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 15
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 15
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 15
filename:       /in/noTsM
function name:  (null)
number of ops:  23
compiled vars:  !0 = $array, !1 = $result, !2 = $row
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, <array>
   12     1        ASSIGN                                                       !1, <array>
   13     2      > FE_RESET_R                                           $5      !0, ->15
          3    > > FE_FETCH_R                                                   $5, !2, ->15
   14     4    >   FETCH_DIM_R                                          ~6      !2, 'invoice_id'
          5        FETCH_DIM_R                                          ~9      !2, 'invoice_id'
          6        FETCH_DIM_W                                          $7      !1, ~6
          7        ASSIGN_DIM                                                   $7, 'invoice_id'
          8        OP_DATA                                                      ~9
   15     9        FETCH_DIM_R                                          ~10     !2, 'invoice_id'
         10        FETCH_DIM_W                                          $11     !1, ~10
         11        FETCH_DIM_W                                          $12     $11, 'group'
         12        ASSIGN_DIM                                                   $12
         13        OP_DATA                                                      !2
   13    14      > JMP                                                          ->3
         15    >   FE_FREE                                                      $5
   18    16        INIT_FCALL                                                   'var_export'
         17        INIT_FCALL                                                   'array_values'
         18        SEND_VAR                                                     !1
         19        DO_ICALL                                             $14     
         20        SEND_VAR                                                     $14
         21        DO_ICALL                                                     
         22      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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